Instruction:
作为 Java 安全专家，检测此代码中的安全漏洞：
## 内容1
### 文件路径：
server/src/main/java/com/orientechnologies/orient/server/network/protocol/http/OHttpSessionManager.java
### 代码内容：
package com.orientechnologies.orient.server.network.protocol.http;

import com.orientechnologies.common.concur.resource.OSharedResourceAbstract;
 import com.orientechnologies.common.log.OLogManager;
 import com.orientechnologies.orient.core.Orient;
 import com.orientechnologies.orient.core.config.OGlobalConfiguration;

 import java.util.HashMap;
 import java.util.Iterator;
 import java.util.Map;
 import java.util.Map.Entry;
 import java.util.Random;
 import java.util.TimerTask;

/**
  * Handles the HTTP sessions such as a real HTTP Server.
  *
  * @author Luca Garulli
  */
 public class OHttpSessionManager extends OSharedResourceAbstract {
   private static final OHttpSessionManager instance = new OHttpSessionManager();
   private Map<String, OHttpSession>        sessions = new HashMap<String, OHttpSession>();
   private int                              expirationTime;
   private Random                           random   = new Random();

   protected OHttpSessionManager() {
     expirationTime = OGlobalConfiguration.NETWORK_HTTP_SESSION_EXPIRE_TIMEOUT.getValueAsInteger() * 1000;

     Orient.instance().scheduleTask(new TimerTask() {
       @Override
       public void run() {
         final int expired = checkSessionsValidity();
         if (expired > 0)
           OLogManager.instance().debug(this, "Removed %d session because expired", expired);
       }
     }, expirationTime, expirationTime);
   }

   public int checkSessionsValidity() {
     int expired = 0;

     acquireExclusiveLock();
     try {
       final long now = System.currentTimeMillis();

       Entry<String, OHttpSession> s;
       for (Iterator<Map.Entry<String, OHttpSession>> it = sessions.entrySet().iterator(); it.hasNext();) {
         s = it.next();

         if (now - s.getValue().getUpdatedOn() > expirationTime) {
           // REMOVE THE SESSION
           it.remove();
           expired++;
         }
       }

     } finally {
       releaseExclusiveLock();
     }

     return expired;
   }

   public OHttpSession[] getSessions() {
     acquireSharedLock();
     try {

       return (OHttpSession[]) sessions.values().toArray(new OHttpSession[sessions.size()]);

     } finally {
       releaseSharedLock();
     }
   }

   public OHttpSession getSession(final String iId) {
     acquireSharedLock();
     try {

       final OHttpSession sess = sessions.get(iId);
       if (sess != null)
         sess.updateLastUpdatedOn();
       return sess;

     } finally {
       releaseSharedLock();
     }
   }

   public String createSession(final String iDatabaseName, final String iUserName, final String iUserPassword) {
     acquireExclusiveLock();
     try {
       final String id = "OS" + System.currentTimeMillis() + random.nextLong();
       sessions.put(id, new OHttpSession(id, iDatabaseName, iUserName, iUserPassword));
       return id;

     } finally {
       releaseExclusiveLock();
     }
   }

   public OHttpSession removeSession(final String iSessionId) {
     acquireExclusiveLock();
     try {
       return sessions.remove(iSessionId);

     } finally {
       releaseExclusiveLock();
     }
   }

   public int getExpirationTime() {
     return expirationTime;
   }

   public void setExpirationTime(int expirationTime) {
     this.expirationTime = expirationTime;
   }

   public static OHttpSessionManager getInstance() {
     return instance;
   }
 }

Output:
【漏洞类型】可预测会话ID漏洞
【严重性】Medium
【漏洞摘要】原始代码中的会话ID生成使用了`Random`类，该类生成的随机数是可预测的。攻击者可以通过分析生成的会话ID模式，预测并尝试破解其他用户的会话，从而进行未授权访问或会话劫持。具体表现为会话ID的生成模式：`final String id = "OS" + System.currentTimeMillis() + random.nextLong();`，其中`random.nextLong()`生成的随机数是可预测的。
【关键代码模式】`Random`类用于生成会话ID；未使用安全随机数生成器如`SecureRandom`。
【修复方法说明】修复方法使用了`SecureRandom`类来替代`Random`类，以提高会话ID的随机性和不可预测性，从而防止会话劫持攻击。


Instruction:
作为 Java 安全专家，检测此代码中的安全漏洞：
## 内容1
### 文件路径：
src/wiki.c
### 代码内容：
#include "didi.h"
#include "wikitext.h"

static char* CssData = STYLESHEET;

static char *
get_line_from_string(char **lines, int *line_len)
{
  int   i;
  char *z = *lines;

  if( z[0] == '\0' ) return NULL;

  for (i=0; z[i]; i++)
    {
      if (z[i] == '\n')
	{
	  if (i > 0 && z[i-1]=='\r')
	    { z[i-1] = '\0'; }
	  else
	    { z[i] = '\0'; }
	  i++;
	  break;
	}
    }

  /* advance lines on */
  *lines      = &z[i];
  *line_len -= i;

  return z;
}

static char*
check_for_link(char *line, int *skip_chars)
{
  char *start =  line;
  char *p     =  line;
  char *url   =  NULL;
  char *title =  NULL;
  char *result = NULL;
  int   found = 0;

  if (*p == '[') 		/* [ link [title] ] */
    {
      /* XXX TODO XXX
       * Allow links like [the Main page] ( covert to the_main_page )
       */
      url = start+1; *p = '\0'; p++;
      while (  *p != ']' && *p != '\0' && !isspace(*p) ) p++;

      if (isspace(*p))
	{
	  *p = '\0';
	  title = ++p;
	  while (  *p != ']' && *p != '\0' )
	    p++;
	}

      *p = '\0';
      p++;
    }
  else if (!strncasecmp(p, "http://", 7)
	   || !strncasecmp(p, "mailto://", 9)
	   || !strncasecmp(p, "file://", 7))
    {
      while ( *p != '\0' && !isspace(*p) ) p++;

      found = 1;
    }
  else if (isupper(*p))      	/* Camel-case */
    {
      int num_upper_char = 1;
      p++;
      while ( *p != '\0' && isalnum(*p) )
	{
	  if (isupper(*p))
	    { found = 1; num_upper_char++; }
	  p++;
	}

      if (num_upper_char == (p-start)) /* Dont make ALLCAPS links */
	return NULL;
    }

  if (found)  /* cant really set http/camel links in place */
    {
      url = malloc(sizeof(char) * ((p - start) + 2) );
      memset(url, 0, sizeof(char) * ((p - start) + 2));
      strncpy(url, start, p - start);
      *start = '\0';
    }

  if (url != NULL)
    {
      int len = strlen(url);

      *skip_chars = p - start;

      /* is it an image ? */
      if (!strncmp(url+len-4, ".gif", 4) || !strncmp(url+len-4, ".png", 4)
	  || !strncmp(url+len-4, ".jpg", 4) || !strncmp(url+len-5, ".jpeg", 5))
	{
	  if (title)
	    asprintf(&result, "",
		     title, url);
	  else
	    asprintf(&result, "", url);
	}
      else
	{
	  char *extra_attr = "";

	  if (!strncasecmp(url, "http://", 7))
	    extra_attr = " title='WWW link' ";

	  if (title)
	    asprintf(&result,"%s", extra_attr, url, title);
	  else
	    asprintf(&result, "%s", extra_attr, url, url);
	}

      return result;
    }

  return NULL;
}

static char *
file_read(char *filename)
{
  struct stat st;
  FILE*       fp;
  char*       str;
  int         len;

  /* Get the file size. */
  if (stat(filename, &st))
    return NULL;

  if (!(fp = fopen(filename, "rb")))
    return NULL;

  str = (char *)malloc(sizeof(char)*(st.st_size + 1));
  len = fread(str, 1, st.st_size, fp);
  if (len >= 0) str[len] = '\0';

  fclose(fp);

  return str;
}

static int
file_write(char *filename, char *data)
{
  FILE*       fp;
  int         bytes_written = 0;
  int         len           = strlen(data); /* clip off extra '\0' */

  if (!(fp = fopen(filename, "wb")))
    return -1;

  while ( len > 0 )
    {
      bytes_written = fwrite(data, sizeof(char), len, fp);
      len = len - bytes_written;
      data = data + bytes_written;
    }

  fclose(fp);

  return 1;
}

static int
is_wiki_format_char_or_space(char c)
{
  if (isspace(c)) return 1;
  if (strchr("/*_-", c)) return 1;
  return 0;
}

void
wiki_print_data_as_html(HttpResponse *res, char *raw_page_data)
{
  char *p = raw_page_data;	    /* accumalates non marked up text */
  char *q = NULL, *link = NULL; /* temporary scratch stuff */
  char *line = NULL;
  int   line_len;
  int   i, j, skip_chars;

  /* flags, mainly for open tag states */
  int bold_on      = 0;
  int italic_on    = 0;
  int underline_on = 0;
  int strikethrough_on = 0;
  int open_para    = 0;
  int pre_on       = 0;
  int table_on     = 0;

#define ULIST 0
#define OLIST 1
#define NUM_LIST_TYPES 2

  struct { char ident; int  depth; char *tag; } listtypes[] = {
    { '*', 0, "ul" },
    { '#', 0, "ol" }
  };

  q = p;  /* p accumalates non marked up text, q is just a pointer
	   * to the end of the current line - used by below func.
	   */

  while ( (line = get_line_from_string(&q, &line_len)) )
    {
      int   header_level = 0;
      char *line_start   = line;
      int   skip_to_content = 0;
      /*
       *  process any initial wiki chars at line beginning
       */

      if (pre_on && !isspace(*line) && *line != '\0')
	{
	  /* close any preformatting if already on*/
	  http_response_printf(res, "\n
\n") ;
	  pre_on = 0;
	}

      /* Handle ordered & unordered list, code is a bit mental.. */
      for (i=0; i<NUM_LIST_TYPES; i++)
	{

	  /* extra checks avoid bolding */
	  if ( *line == listtypes[i].ident
	       && ( *(line+1) == listtypes[i].ident || isspace(*(line+1)) ) )
	    {
	      int item_depth = 0;

	      if (listtypes[!i].depth)
		{
		  for (j=0; j<listtypes[!i].depth; j++)
		    http_response_printf(res, "</%s>\n", listtypes[!i].tag);
		  listtypes[!i].depth = 0;
		}

	      while ( *line == listtypes[i].ident ) { line++; item_depth++; }

	      if (item_depth < listtypes[i].depth)
		{
		  for (j = 0; j < (listtypes[i].depth - item_depth); j++)
		    http_response_printf(res, "</%s>\n", listtypes[i].tag);
		}
	      else
		{
		  for (j = 0; j < (item_depth - listtypes[i].depth); j++)
		    http_response_printf(res, "<%s>\n", listtypes[i].tag);
		}

	      http_response_printf(res, "
");

	      listtypes[i].depth = item_depth;

	      skip_to_content = 1;
	    }
	  else if (listtypes[i].depth && !listtypes[!i].depth)
	    {
	      /* close current list */

	      for (j=0; j<listtypes[i].depth; j++)
		http_response_printf(res, "</%s>\n", listtypes[i].tag);
	      listtypes[i].depth = 0;
	    }
	}

      if (skip_to_content)
	goto line_content; /* skip parsing any more initial chars */

      /* Tables */

      if (*line == '|')
        {
	  if (table_on==0)
	    http_response_printf(res, "
\n");
	  line++;

	    http_response_printf(res, "
");

	  table_on = 1;
	  goto line_content;
        }
      else
        {
	  if(table_on)
	    {
	      http_response_printf(res, "
\n");
	      table_on = 0;
	    }
        }

      /* pre formated  */

      if ( (isspace(*line) || *line == '\0'))
	{
	  int n_spaces = 0;

	  while ( isspace(*line) ) { line++; n_spaces++; }

	  if (*line == '\0')  /* empty line - para */
	    {
	      if (pre_on)
		{
		  http_response_printf(res, "\n") ;
		  continue;
		}
	      else if (open_para)
		{
		  http_response_printf(res, "\n

\n") ;
		}
	      else
		{
		  http_response_printf(res, "\n
\n") ;
		  open_para = 1;
		}
	    }
	  else /* starts with space so Pre formatted, see above for close */
	    {
	      if (!pre_on)
		http_response_printf(res, "
\n") ;
	      pre_on = 1;
	      line = line - ( n_spaces - 1 ); /* rewind so extra spaces
                                                 they matter to pre */
	      http_response_printf(res, "%s\n", line);
	      continue;
	    }
	}
      else if ( *line == '=' )
	{
	  while (*line == '=')
	    { header_level++; line++; }

	  http_response_printf(res, "<h%d>", header_level);
	  p = line;
	}
      else if ( *line == '-' && *(line+1) == '-' )
	{
	  /* rule */
	  http_response_printf(res, "
\n");
	  while ( *line == '-' ) line++;
	}

    line_content:

      /*
       * now process rest of the line
       */

      p = line;

      while ( *line != '\0' )
	{
	  if ( *line == '!' && !isspace(*(line+1)))
	    {                	/* escape next word - skip it */
	      *line = '\0';
	      http_response_printf(res, "%s", p);
	      p = ++line;

	      while (*line != '\0' && !isspace(*line)) line++;
	      if (*line == '\0')
		continue;
	    }
	  else if ((link = check_for_link(line, &skip_chars)) != NULL)
	    {
	      http_response_printf(res, "%s", p);
	      http_response_printf(res, "%s", link);

	      line += skip_chars;
	      p = line;

	      continue;

	    }
	  /* TODO: Below is getting bloated and messy, need rewriting more
	   *       compactly ( and efficently ).
	   */
	  else if (*line == '*')
	    {
	      /* Try and be smart about what gets bolded */
	      if (line_start != line
		  && !is_wiki_format_char_or_space(*(line-1))
		  && !bold_on)
		{ line++; continue; }

	      if ((isspace(*(line+1)) && !bold_on))
		{ line++; continue; }

		/* bold */
		*line = '\0';
		http_response_printf(res, "%s%s\n", p, bold_on ? "" : "");
		bold_on ^= 1; /* reset flag */
		p = line+1;

	    }
	  else if (*line == '_' )
	    {
	      if (line_start != line
		  && !is_wiki_format_char_or_space(*(line-1))
		  && !underline_on)
		{ line++; continue; }

	      if (isspace(*(line+1)) && !underline_on)
		{ line++; continue; }
	      /* underline */
	      *line = '\0';
	      http_response_printf(res, "%s%s\n", p, underline_on ? "" : "");
	      underline_on ^= 1; /* reset flag */
	      p = line+1;
	    }
	  else if (*line == '-')
	    {
	      if (line_start != line
		  && !is_wiki_format_char_or_space(*(line-1))
		  && !strikethrough_on)
		{ line++; continue; }

	      if (isspace(*(line+1)) && !strikethrough_on)
		{ line++; continue; }

	      /* strikethrough */
	      *line = '\0';
	      http_response_printf(res, "%s%s\n", p, strikethrough_on ? "" : "");
	      strikethrough_on ^= 1; /* reset flag */
	      p = line+1;

	    }
	  else if (*line == '/' )
	    {
	      if (line_start != line
		  && !is_wiki_format_char_or_space(*(line-1))
		  && !italic_on)
		{ line++; continue; }

	      if (isspace(*(line+1)) && !italic_on)
		{ line++; continue; }

	      /* crude path detection */
	      if (line_start != line && isspace(*(line-1)) && !italic_on)
		{
		  char *tmp   = line+1;
		  int slashes = 0;

		  /* Hack to escape out file paths */
		  while (*tmp != '\0' && !isspace(*tmp))
		    {
		      if (*tmp == '/') slashes++;
		      tmp++;
		    }

		  if (slashes > 1 || (slashes == 1 && *(tmp-1) != '/'))
		    { line = tmp; continue; }
		}

	      if (*(line+1) == '/')
		line++; 	/* escape out common '//' - eg urls */
	      else
		{
		  /* italic */
		  *line = '\0';
		  http_response_printf(res, "%s%s\n", p, italic_on ? "" : "");
		  italic_on ^= 1; /* reset flag */
		  p = line+1;
		}
	    }
	  else if (*line == '|' && table_on) /* table column */
	    {
	      *line = '\0';
	      http_response_printf(res, "%s", p);
	      http_response_printf(res, "	\n");
	      p = line+1;
	    }

	  line++;

	} /* next word */

      if (*p != '\0') 			/* accumalated text left over */
	http_response_printf(res, "%s", p);

      /* close any html tags that could be still open */

      if (listtypes[ULIST].depth)
	http_response_printf(res, "
");

      if (listtypes[OLIST].depth)
	http_response_printf(res, "
");

      if (table_on)
	http_response_printf(res, "
\n");

      if (header_level)
	http_response_printf(res, "</h%d>\n", header_level);
      else
	http_response_printf(res, "\n");

    } /* next line */

  /* clean up anything thats still open */

  if (pre_on)
    http_response_printf(res, "
\n");

  /* close any open lists */
  for (i=0; i<listtypes[ULIST].depth; i++)
    http_response_printf(res, "
\n");

  for (i=0; i<listtypes[OLIST].depth; i++)
    http_response_printf(res, "
\n");

  /* close any open paras */
  if (open_para)
    http_response_printf(res, "
\n");

    /* tables */
    if (table_on)
     http_response_printf(res, "
\n");

}

int
wiki_redirect(HttpResponse *res, char *location)
{
  int   header_len = strlen(location) + 14;
  char *header = alloca(sizeof(char)*header_len);

  snprintf(header, header_len, "Location: %s\r\n", location);

  http_response_append_header(res, header);
  http_response_printf(res, "\n
Redirect to %s
\n\n",
		       location);
  http_response_set_status(res, 302, "Moved Temporarily");
  http_response_send(res);

  exit(0);
}

void
wiki_show_page(HttpResponse *res, char *wikitext, char *page)
{
  char *html_clean_wikitext = NULL;

  http_response_printf_alloc_buffer(res, strlen(wikitext)*2);

  wiki_show_header(res, page, TRUE);

  html_clean_wikitext = util_htmlize(wikitext, strlen(wikitext));

  wiki_print_data_as_html(res, html_clean_wikitext);

  wiki_show_footer(res);

  http_response_send(res);

  exit(0);

}

void
wiki_show_edit_page(HttpResponse *res, char *wikitext, char *page)
{
  wiki_show_header(res, page, FALSE);

  if (wikitext == NULL) wikitext = "";
  http_response_printf(res, EDITFORM, page, wikitext);

  wiki_show_footer(res);

  http_response_send(res);
  exit(0);
}

void
wiki_show_create_page(HttpResponse *res)
{
  wiki_show_header(res, "Create New Page", FALSE);
  http_response_printf(res, "%s", CREATEFORM);
  wiki_show_footer(res);

  http_response_send(res);
  exit(0);
}

static int
changes_compar(const struct dirent **d1, const struct dirent **d2)
{
    struct stat st1, st2;

    stat((*d1)->d_name, &st1);

    stat((*d2)->d_name, &st2);

    if (st1.st_mtime > st2.st_mtime)
      return 1;
    else
      return -1;
}

WikiPageList**
wiki_get_pages(int  *n_pages, char *expr)
{
  WikiPageList  **pages;
  struct dirent **namelist;
  int             n, i = 0;
  struct stat     st;

  n = scandir(".", &namelist, 0, (void *)changes_compar);

  pages = malloc(sizeof(WikiPageList*)*n);

  while(n--)
    {
      if ((namelist[n]->d_name)[0] == '.'
	  || !strcmp(namelist[n]->d_name, "styles.css"))
	goto cleanup;

      if (expr != NULL)
	{ 			/* Super Simple Search */
	  char *data = NULL;
	  if ((data = file_read(namelist[n]->d_name)) != NULL)
	    if (strstr(data, expr) == NULL)
	      if (strcmp(namelist[n]->d_name, expr) != 0)
		goto cleanup;
	}

      stat(namelist[n]->d_name, &st);

      /* ignore anything but regular readable files */
      if (S_ISREG(st.st_mode) && access(namelist[n]->d_name, R_OK) == 0)
	{
	  pages[i]        = malloc(sizeof(WikiPageList));
	  pages[i]->name  = strdup (namelist[n]->d_name);
	  pages[i]->mtime = st.st_mtime;

	  i++;
	}

    cleanup:
      free(namelist[n]);
    }

  *n_pages = i;

  free(namelist);

  if (i==0) return NULL;

  return pages;
}

void
wiki_show_changes_page(HttpResponse *res)
{
  WikiPageList **pages = NULL;
  int            n_pages, i;

  wiki_show_header(res, "Changes", FALSE);

  pages = wiki_get_pages(&n_pages, NULL);

  for (i=0; i<n_pages; i++)
    {
      struct tm   *pTm;
      char   datebuf[64];

      pTm = localtime(&pages[i]->mtime);
      strftime(datebuf, sizeof(datebuf), "%Y-%m-%d %H:%M", pTm);
      http_response_printf(res, "%s %s
\n",
			   pages[i]->name,
			   pages[i]->name,
			   datebuf);
    }

  wiki_show_footer(res);
  http_response_send(res);
  exit(0);
}

void
wiki_show_changes_page_rss(HttpResponse *res)
{
  WikiPageList **pages = NULL;
  int            n_pages, i;
  /*char          *html_clean_wikitext = NULL;
    char          *wikitext; */

  pages = wiki_get_pages(&n_pages, NULL);

  http_response_printf(res, "<?xml version=\"1.0\"encoding=\"ISO-8859-1\"?>\n"
                            "<rss version=\"2.0\">\n"
		            "<channel><title>DidiWiki Changes feed</title>\n");

  for (i=0; i<n_pages; i++)
    {
      struct tm   *pTm;
      char         datebuf[64];

      pTm = localtime(&pages[i]->mtime);
      strftime(datebuf, sizeof(datebuf), "%Y-%m-%d %H:%M", pTm);

      http_response_printf(res,
			   "<item><title>%s</title>"
			   "<link>%s%s</link><description>"
			   "Modified %s\n",
                           pages[i]->name,
			   getenv("DIDIWIKI_URL_PREFIX") ? getenv("DIDIWIKI_URL_PREFIX") : "",
                           pages[i]->name,
			   datebuf);

      /*
      wikitext = file_read(pages[i]->name);
      http_response_printf_alloc_buffer(res, strlen(wikitext)*2);
      html_clean_wikitext = util_htmlize(wikitext, strlen(wikitext));
      wiki_print_data_as_html(res, html_clean_wikitext);
      */
      http_response_printf(res, "</description></item>\n");
    }

  http_response_printf(res, "</channel>\n</rss>");

  http_response_send(res);
  exit(0);
}

void
wiki_show_search_results_page(HttpResponse *res, char *expr)
{
  WikiPageList **pages = NULL;
  int            n_pages, i;

  if (expr == NULL || strlen(expr) == 0)
    {
      wiki_show_header(res, "Search", FALSE);
      http_response_printf(res, "No Search Terms supplied");
      wiki_show_footer(res);
      http_response_send(res);
      exit(0);
    }

  pages = wiki_get_pages(&n_pages, expr);

  if (pages)
    {
      for (i=0; i<n_pages; i++)
	if (!strcmp(pages[i]->name, expr)) /* redirect on page name match */
	  wiki_redirect(res, pages[i]->name);

      wiki_show_header(res, "Search", FALSE);

      for (i=0; i<n_pages; i++)
	{
	  http_response_printf(res, "%s
\n",
			       pages[i]->name,
			       pages[i]->name);
	}
    }
  else
    {
      wiki_show_header(res, "Search", FALSE);
      http_response_printf(res, "No matches");
    }

  wiki_show_footer(res);
  http_response_send(res);

  exit(0);
}

void
wiki_show_template(HttpResponse *res, char *template_data)
{
  /* 4 templates - header.html, footer.html,
                   header-noedit.html, footer-noedit.html

     Vars;

     $title      - page title.
     $include()  - ?
     $pages

  */

}

void
wiki_show_header(HttpResponse *res, char *page_title, int want_edit)
{
  http_response_printf(res,
                       "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Transitional//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd\">\n"
                       "\n"
		       "\n"
                       "<meta http-equiv='Content-Type' content='text/html; charset=utf-8' />\n"
		       "<link rel='SHORTCUT ICON' href='favicon.ico' />\n"
		       "<link media='all' href='styles.css' rel='stylesheet' type='text/css' />\n"
		       "<title>%s</title>\n"

		       "\n"
		       "\n", page_title
		       );

  http_response_printf(res, PAGEHEADER, page_title,
		       (want_edit) ? " ( Edit ) " : "" );
}

void
wiki_show_footer(HttpResponse *res)
{
  http_response_printf(res, "%s", PAGEFOOTER);

  http_response_printf(res,
		       "\n"
		       "\n"
		       );
}

void
wiki_handle_rest_call(HttpRequest  *req,
		      HttpResponse *res,
		      char         *func)
{

  if (func != NULL && *func != '\0')
    {
      if (!strcmp(func, "page/get"))
	{
	  char *page = http_request_param_get(req, "page");

	  if (page == NULL)
	    page = http_request_get_query_string(req);

	  if (page && (access(page, R_OK) == 0))
	    {
	      http_response_printf(res, "%s", file_read(page));
	      http_response_send(res);
	      return;
	    }
	}
      else if (!strcmp(func, "page/set"))
	{
	  char *wikitext = NULL, *page = NULL;
	  if( ( (wikitext = http_request_param_get(req, "text")) != NULL)
	      && ( (page = http_request_param_get(req, "page")) != NULL))
	    {
	      file_write(page, wikitext);
	      http_response_printf(res, "success");
	      http_response_send(res);
	      return;
	    }
	}
      else if (!strcmp(func, "page/delete"))
	{
	  char *page = http_request_param_get(req, "page");

	  if (page == NULL)
	    page = http_request_get_query_string(req);

	  if (page && (unlink(page) > 0))
	    {
	      http_response_printf(res, "success");
	      http_response_send(res);
	      return;
	    }
	}
      else if (!strcmp(func, "page/exists"))
	{
	  char *page = http_request_param_get(req, "page");

	  if (page == NULL)
	    page = http_request_get_query_string(req);

	  if (page && (access(page, R_OK) == 0))
	    {
	      http_response_printf(res, "success");
	      http_response_send(res);
	      return;
	    }
	}
      else if (!strcmp(func, "pages") || !strcmp(func, "search"))
	{
	  WikiPageList **pages = NULL;
	  int            n_pages, i;
	  char          *expr = http_request_param_get(req, "expr");

	  if (expr == NULL)
	    expr = http_request_get_query_string(req);

	  pages = wiki_get_pages(&n_pages, expr);

	  if (pages)
	    {
	      for (i=0; i<n_pages; i++)
		{
		  struct tm   *pTm;
		  char   datebuf[64];

		  pTm = localtime(&pages[i]->mtime);
		  strftime(datebuf, sizeof(datebuf), "%Y-%m-%d %H:%M", pTm);
		  http_response_printf(res, "%s\t%s\n", pages[i]->name, datebuf);
		}

	      http_response_send(res);
	      return;
	    }
	}
    }

  http_response_set_status(res, 500, "Error");
  http_response_printf(res, "Failed\n");
  http_response_send(res);

  return;
}

void
wiki_handle_http_request(HttpRequest *req)
{
  HttpResponse *res      = http_response_new(req);
  char         *page     = http_request_get_path_info(req);
  char         *command  = http_request_get_query_string(req);
  char         *wikitext = "";

  util_dehttpize(page); 	/* remove any encoding on the requested
				   page name.                           */

  if (!strcmp(page, "/"))
    {
      if (access("WikiHome", R_OK) != 0)
	wiki_redirect(res, "/WikiHome?create");
      page = "/WikiHome";
    }

  if (!strcmp(page, "/styles.css"))
    {
      /*  Return CSS page */
      http_response_set_content_type(res, "text/css");
      http_response_printf(res, "%s", CssData);
      http_response_send(res);
      exit(0);
    }

  if (!strcmp(page, "/favicon.ico"))
    {
      /*  Return favicon */
      http_response_set_content_type(res, "image/ico");
      http_response_set_data(res, FaviconData, FaviconDataLen);
      http_response_send(res);
      exit(0);
    }

  page = page + 1; 		/* skip slash */

  if (!strncmp(page, "api/", 4))
    {
      char *p;

      page += 4;
      for (p=page; *p != '\0'; p++)
	if (*p=='?') { *p ='\0'; break; }

      wiki_handle_rest_call(req, res, page);
      exit(0);
    }

  /* A little safety. issue a malformed request for any paths,
   * There shouldn't need to be any..
   */
  if (strchr(page, '/'))
    {
      http_response_set_status(res, 404, "Not Found");
      http_response_printf(res, "404 Not Found\n");
      http_response_send(res);
      exit(0);
    }

  if (!strcmp(page, "Changes"))
    {
      wiki_show_changes_page(res);
    }
  else if (!strcmp(page, "ChangesRss"))
    {
      wiki_show_changes_page_rss(res);
    }
  else if (!strcmp(page, "Search"))
    {
      wiki_show_search_results_page(res, http_request_param_get(req, "expr"));
    }
  else if (!strcmp(page, "Create"))
    {
      if ( (wikitext = http_request_param_get(req, "title")) != NULL)
	{
	  /* create page and redirect */
	  wiki_redirect(res, http_request_param_get(req, "title"));
	}
      else
	{
	   /* show create page form  */
	  wiki_show_create_page(res);
	}
    }
  else
    {
      /* TODO: dont blindly write wikitext data to disk */
      if ( (wikitext = http_request_param_get(req, "wikitext")) != NULL)
	{
	  file_write(page, wikitext);
	}

      if (access(page, R_OK) == 0) 	/* page exists */
	{
	  wikitext = file_read(page);

	  if (!strcmp(command, "edit"))
	    {
	      /* print edit page */
	      wiki_show_edit_page(res, wikitext, page);
	    }
	  else
	    {
	      wiki_show_page(res, wikitext, page);
	    }
	}
      else
	{
	  if (!strcmp(command, "create"))
	    {
	      wiki_show_edit_page(res, NULL, page);
	    }
	  else
	    {
	      char buf[1024];
	      snprintf(buf, 1024, "%s?create", page);
	      wiki_redirect(res, buf);
	    }
	}
    }

}

int
wiki_init(void)
{
  char datadir[512] = { 0 };
  struct stat st;

  if (getenv("DIDIWIKIHOME"))
    {
      snprintf(datadir, 512, getenv("DIDIWIKIHOME"));
    }
  else
    {
      if (getenv("HOME") == NULL)
	{
	  fprintf(stderr, "Unable to get home directory, is HOME set?\n");
	  exit(1);
	}

      snprintf(datadir, 512, "%s/.didiwiki", getenv("HOME"));
    }

  /* Check if ~/.didiwiki exists and create if not */
  if (stat(datadir, &st) != 0 )
    {
      if (mkdir(datadir, 0755) == -1)
	{
	  fprintf(stderr, "Unable to create '%s', giving up.\n", datadir);
	  exit(1);
	}
    }

  chdir(datadir);

  /* Write Default Help + Home page if it doesn't exist */

  if (access("WikiHelp", R_OK) != 0)
    file_write("WikiHelp", HELPTEXT);

  if (access("WikiHome", R_OK) != 0)
    file_write("WikiHome", HOMETEXT);

  /* Read in optional CSS data */

  if (access("styles.css", R_OK) == 0)
    CssData = file_read("styles.css");

  return 1;
}

Output:
【漏洞类型】路径遍历漏洞
【严重性】High
【漏洞摘要】此代码存在路径遍历漏洞，因为它允许用户通过HTTP请求参数指定文件名，而没有对文件名进行充分验证。攻击者可以利用这一点访问或操作服务器上的任意文件。
【关键代码模式】关键代码模式包括`http_request_param_get(req, "page")`和`access(page, R_OK)`。这些函数用于获取用户输入的文件名并检查文件的存在性。
【修复方法说明】修复方法通过添加`page_name_is_good`函数来验证文件名，确保其不包含非法字符和路径遍历字符（如'..'）。


Instruction:
作为 Java 安全专家，检测此代码中的安全漏洞：
## 内容1
### 文件路径：
formats.js
### 代码内容：
exports['date-time'] = /^\d{4}-(?:0[0-9]{1}|1[0-2]{1})-[0-9]{2}[tT ]\d{2}:\d{2}:\d{2}(\.\d+)?([zZ]|[+-]\d{2}:\d{2})$/
exports['date'] = /^\d{4}-(?:0[0-9]{1}|1[0-2]{1})-[0-9]{2}$/
exports['time'] = /^\d{2}:\d{2}:\d{2}$/
exports['email'] = /^\S+@\S+$/
exports['ip-address'] = exports['ipv4'] = /^(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$/
exports['ipv6'] = /^\s*((([0-9A-Fa-f]{1,4}:){7}([0-9A-Fa-f]{1,4}|:))|(([0-9A-Fa-f]{1,4}:){6}(:[0-9A-Fa-f]{1,4}|((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3})|:))|(([0-9A-Fa-f]{1,4}:){5}(((:[0-9A-Fa-f]{1,4}){1,2})|:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3})|:))|(([0-9A-Fa-f]{1,4}:){4}(((:[0-9A-Fa-f]{1,4}){1,3})|((:[0-9A-Fa-f]{1,4})?:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){3}(((:[0-9A-Fa-f]{1,4}){1,4})|((:[0-9A-Fa-f]{1,4}){0,2}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){2}(((:[0-9A-Fa-f]{1,4}){1,5})|((:[0-9A-Fa-f]{1,4}){0,3}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){1}(((:[0-9A-Fa-f]{1,4}){1,6})|((:[0-9A-Fa-f]{1,4}){0,4}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(:(((:[0-9A-Fa-f]{1,4}){1,7})|((:[0-9A-Fa-f]{1,4}){0,5}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:)))(%.+)?\s*$/
exports['uri'] = /^[a-zA-Z][a-zA-Z0-9+-.]*:[^\s]*$/
exports['color'] = /(#?([0-9A-Fa-f]{3,6})\b)|(aqua)|(black)|(blue)|(fuchsia)|(gray)|(green)|(lime)|(maroon)|(navy)|(olive)|(orange)|(purple)|(red)|(silver)|(teal)|(white)|(yellow)|(rgb\(\s*\b([0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])\b\s*,\s*\b([0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])\b\s*,\s*\b([0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])\b\s*\))|(rgb\(\s*(\d?\d%|100%)+\s*,\s*(\d?\d%|100%)+\s*,\s*(\d?\d%|100%)+\s*\))/
exports['hostname'] = /^([a-zA-Z0-9]|[a-zA-Z0-9][a-zA-Z0-9\-]{0,61}[a-zA-Z0-9])(\.([a-zA-Z0-9]|[a-zA-Z0-9][a-zA-Z0-9\-]{0,61}[a-zA-Z0-9]))*$/
exports['alpha'] = /^[a-zA-Z]+$/
exports['alphanumeric'] = /^[a-zA-Z0-9]+$/
exports['style'] = /\s*(.+?):\s*([^;]+);?/g
exports['phone'] = /^\+(?:[0-9] ?){6,14}[0-9]$/
exports['utc-millisec'] = /^[0-9]+(\.?[0-9]+)?$/

Output:
【漏洞类型】正则表达式拒绝服务（DDoS）漏洞
【严重性】High
【漏洞摘要】原始代码中的正则表达式模式 `utc-millisec` 存在潜在的拒绝服务漏洞。该模式允许匹配任意长度的数字字符串，这意味着在匹配过程中可能会消耗大量的计算资源，从而导致系统性能下降或崩溃。具体表现为正则表达式 `utc-millisec` 使用了 `^[0-9]+(\.?[0-9]+)?$`，这使得它可以匹配从单个数字到非常长的数字字符串。攻击者可以通过提供长时间的字符串来利用这个正则表达式进行耗时的匹配，从而导致服务器资源被耗尽。
【关键代码模式】正则表达式模式、匹配任意长度的数字字符串、未验证的用户输入。
【修复方法说明】修复方法通过限制匹配的数字字符串长度为 `15` 位，从而防止了匹配过程中消耗过高的计算资源。具体修复代码为 `exports['utc-millisec'] = /^[0-9]{1,15}\.?[0-9]{0,15}$/`。最佳实践是在设计正则表达式时尽量避免匹配任意长度的字符串，以减少潜在的资源消耗问题。


Instruction:
作为 Java 安全专家，检测此代码中的安全漏洞：
## 内容1
### 文件路径：
backend/server/rhnPackage.py
### 代码内容：
#
# Copyright (c) 2008--2015 Red Hat, Inc.
#
# This software is licensed to you under the GNU General Public License,
# version 2 (GPLv2). There is NO WARRANTY for this software, express or
# implied, including the implied warranties of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE. You should have received a copy of GPLv2
# along with this software; if not, see
# http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
#
# Red Hat trademarks are not licensed under GPLv2. No permission is
# granted to use or replicate Red Hat trademarks that are incorporated
# in this software or its documentation.
#

import os

from types import ListType

from spacewalk.common import rhnFlags
from spacewalk.common.rhnLog import log_debug, log_error
from spacewalk.common.rhnConfig import CFG
from spacewalk.common.rhnException import rhnFault
from spacewalk.common.rhnTranslate import _
from spacewalk.server import rhnSQL
from rhnLib import parseRPMFilename

#
# Functions that deal with the database
#

# New client
# Returns a package path, given a server_id, package filename and channel label
def get_package_path(server_id, pkg_spec, channel):
    log_debug(3, server_id, pkg_spec, channel)
    if isinstance(pkg_spec, ListType):
        pkg = pkg_spec[:4]
        # Insert EPOCH
        pkg.insert(1, None)
    else:
        pkg = parseRPMFilename(pkg_spec)
        if pkg is None:
            log_debug(4, "Error", "Requested weird package", pkg_spec)
            raise rhnFault(17, _("Invalid RPM package %s requested") % pkg_spec)

    statement = """
        select  p.id, p.path path, pe.epoch epoch
        from
                rhnPackageArch pa,
                rhnChannelPackage cp,
                rhnPackage p,
                rhnPackageEVR pe,
                rhnServerChannel sc,
                rhnPackageName pn,
                rhnChannel c
        where 1=1
            and c.label = :channel
            and pn.name = :name
            and sc.server_id = :server_id
            and pe.version = :ver
            and pe.release = :rel
            and c.id = sc.channel_id
            and c.id = cp.channel_id
            and pa.label = :arch
            and pn.id = p.name_id
            and p.id = cp.package_id
            and p.evr_id = pe.id
            and sc.channel_id = cp.channel_id
            and p.package_arch_id = pa.id
    """
    h = rhnSQL.prepare(statement)
    pkg = map(str, pkg)
    h.execute(name=pkg[0], ver=pkg[2], rel=pkg[3], arch=pkg[4],
              channel=channel, server_id=server_id)
    rs = h.fetchall_dict()
    if not rs:
        log_debug(4, "Error", "Non-existant package requested", server_id,
                  pkg_spec, channel)
        raise rhnFault(17, _("Invalid RPM package %s requested") % pkg_spec)
    # It is unlikely for this query to return more than one row,
    # but it is possible
    # (having two packages with the same n, v, r, a and different epoch in
    # the same channel is prohibited by the RPM naming scheme; but extra
    # care won't hurt)
    max_row = rs[0]
    for each in rs[1:]:
        # Compare the epoch as string
        if _none2emptyString(each['epoch']) > _none2emptyString(max_row['epoch']):
            max_row = each

    # Set the flag for the proxy download accelerator
    rhnFlags.set("Download-Accelerator-Path", max_row['path'])
    return check_package_file(max_row['path'], max_row['id'], pkg_spec), max_row['id']

def check_package_file(rel_path, logpkg, raisepkg):
    if rel_path is None:
        log_error("Package path null for package id", logpkg)
        raise rhnFault(17, _("Invalid RPM package %s requested") % raisepkg)
    filePath = "%s/%s" % (CFG.MOUNT_POINT, rel_path)
    if not os.access(filePath, os.R_OK):
        # Package not found on the filesystem
        log_error("Package not found", filePath)
        raise rhnFault(17, _("Package not found"))

    return filePath

def unlink_package_file(path):
    try:
        os.unlink(path)
    except OSError:
        log_debug(1,  "Error unlinking %s;" % path)
    dirname = os.path.dirname(path)
    base_dirs = (CFG.MOUNT_POINT + '/' + CFG.PREPENDED_DIR, CFG.MOUNT_POINT)
    while dirname not in base_dirs:
        try:
            os.rmdir(dirname)
        except OSError, e:
            if e.errno == 39:  # OSError: [Errno 39] Directory not empty
                break
            else:
                raise
        dirname = os.path.dirname(dirname)

def get_all_package_paths(server_id, pkg_spec, channel):
    """
    return the remote path if available and localpath
    for the requested package with respect to package id
    """
    log_debug(3, server_id, pkg_spec, channel)
    remotepath = None
    # get the path and package
    localpath, pkg_id = get_package_path(server_id, pkg_spec, channel)

    return remotepath, localpath

# New client
# Returns the path to a source rpm

def get_source_package_path(server_id, pkgFilename, channel):
    log_debug(3, server_id, pkgFilename, channel)
    rs = __query_source_package_path_by_name(server_id, pkgFilename, channel)
    if rs is None:
        log_debug(4, "Error", "Non-existant package requested", server_id,
                  pkgFilename, channel)
        raise rhnFault(17, _("Invalid RPM package %s requested") % pkgFilename)

    # Set the flag for the proxy download accelerator
    rhnFlags.set("Download-Accelerator-Path", rs['path'])
    return check_package_file(rs['path'], pkgFilename, pkgFilename)

# 0 or 1: is this source in this channel?
def package_source_in_channel(server_id, pkgFilename, channel):
    log_debug(3, server_id, pkgFilename, channel)
    rs = __query_source_package_path_by_name(server_id, pkgFilename, channel)
    if rs is None:
        return 0
    return 1

# The query used both in get_source_package_path and package_source_in_channel
def __query_source_package_path_by_name(server_id, pkgFilename, channel):
    statement = """
    select
            unique ps.path
    from
            rhnSourceRPM sr,
            rhnPackageSource ps,
            rhnPackage p,
            rhnChannelPackage cp,
            rhnChannel c,
            rhnServerChannel sc
    where
                sc.server_id = :server_id
            and sc.channel_id = cp.channel_id
            and cp.channel_id = c.id
            and c.label = :channel
            and cp.package_id = p.id
            and p.source_rpm_id = sr.id
            and sr.name = :name
            and p.source_rpm_id = ps.source_rpm_id
            and ((p.org_id is null and ps.org_id is null)
                or p.org_id = ps.org_id)
    """
    h = rhnSQL.prepare(statement)
    h.execute(name=pkgFilename, channel=channel, server_id=server_id)
    return h.fetchone_dict()

def get_info_for_package(pkg, channel_id, org_id):
    log_debug(3, pkg)
    pkg = map(str, pkg)
    params = {'name': pkg[0],
              'ver': pkg[1],
              'rel': pkg[2],
              'epoch': pkg[3],
              'arch': pkg[4],
              'channel_id': channel_id,
              'org_id': org_id}
    # yum repo has epoch="0" not only when epoch is "0" but also if it's NULL
    if pkg[3] == '0' or pkg[3] == '':
        epochStatement = "(epoch is null or epoch = :epoch)"
    else:
        epochStatement = "epoch = :epoch"
    if params['org_id']:
        orgStatement = "org_id = :org_id"
    else:
        orgStatement = "org_id is null"

    statement = """
    select p.path, cp.channel_id,
           cv.checksum_type, cv.checksum
      from rhnPackage p
      join rhnPackageName pn
        on p.name_id = pn.id
      join rhnPackageEVR pe
        on p.evr_id = pe.id
      join rhnPackageArch pa
        on p.package_arch_id = pa.id
      left join rhnChannelPackage cp
        on p.id = cp.package_id
       and cp.channel_id = :channel_id
      join rhnChecksumView cv
        on p.checksum_id = cv.id
     where pn.name = :name
       and pe.version = :ver
       and pe.release = :rel
       and %s
       and pa.label = :arch
       and %s
     order by cp.channel_id nulls last
    """ % (epochStatement, orgStatement)

    h = rhnSQL.prepare(statement)
    h.execute(**params)

    ret = h.fetchone_dict()
    if not ret:
        return {'path':          None,
                'channel_id': None,
                'checksum_type': None,
                'checksum':      None,
                }
    return ret

def _none2emptyString(foo):
    if foo is None:
        return ""
    return str(foo)

if __name__ == '__main__':
    """Test code.
    """
    from spacewalk.common.rhnLog import initLOG
    initLOG("stdout", 1)
    rhnSQL.initDB()
    print
    # new client
    print get_package_path(1000463284, 'kernel-2.4.2-2.i686.rpm', 'redhat-linux-i386-7.1')
    print get_source_package_path(1000463284, 'kernel-2.4.2-2.i686.rpm', 'redhat-linux-i386-7.1')

## 内容2
### 文件路径：
java/code/webapp/WEB-INF/pages/admin/multiorg/org_users.jsp
### 代码内容：
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>
<%@ taglib uri="http://rhn.redhat.com/rhn" prefix="rhn" %>
<%@ taglib uri="http://rhn.redhat.com/tags/list" prefix="rl" %>
<%@ taglib uri="http://struts.apache.org/tags-bean" prefix="bean" %>
<%@ taglib uri="http://struts.apache.org/tags-html" prefix="html" %>

<c:choose>
<c:when test="${param.oid != 1}">
<rhn:toolbar base="h1" icon="header-organisation"
 miscUrl="${url}"
 miscAcl="user_role(org_admin)"
 miscText="${text}"
 miscImg="${img}"
 miscAlt="${text}"
 deletionUrl="/rhn/admin/multiorg/DeleteOrg.do?oid=${param.oid}"
 deletionAcl="user_role(satellite_admin)"
 deletionType="org"
 imgAlt="users.jsp.imgAlt">
 <c:out escapeXml="true" value="${orgName}" />
</rhn:toolbar>
</c:when>
<c:otherwise>
<rhn:toolbar base="h1" icon="header-organisation"
 miscUrl="${url}"
 miscAcl="user_role(org_admin)"
 miscText="${text}"
 miscImg="${img}"
 miscAlt="${text}"
 imgAlt="users.jsp.imgAlt">
 <c:out escapeXml="true" value="${orgName}" />
</rhn:toolbar>
</c:otherwise>
</c:choose>
<rhn:dialogmenu mindepth="0" maxdepth="2" definition="/WEB-INF/nav/org_tabs.xml" renderer="com.redhat.rhn.frontend.nav.DialognavRenderer" />

   <bean:message key="org.users.summary" arg0="${orgName}" />

<c:set var="pageList" value="${requestScope.pageList}" />

<rl:listset name="orgListSet">
<rhn:csrf />
<rhn:submitted />

<rl:list dataset="pageList"
         width="100%"
         name="userList"
         styleclass="list"
         filter="com.redhat.rhn.frontend.action.multiorg.UserListFilter"
         emptykey="org.jsp.noUsers">

        <rl:column bound="false"
                   sortable="true"
                   headerkey="username.nopunc.displayname"
                   sortattr="login">
            <c:choose>
              <c:when test="${canModify == 1}">
<c:out value="${current.login}" escapeXml="false" />
              </c:when>
              <c:otherwise>
          ${current.login}
              </c:otherwise>
                </c:choose>

        </rl:column>
        <rl:column bound="false"
                   headerkey="multiorg.jsp.email"
                        >
                <c:out value="${current.address}" />
        </rl:column>
        <rl:column bound="false"
                   sortable="false"
                   headerkey="realname.displayname"
                   attr="userLastName">
                <c:out value="${current.userDisplayName}" escapeXml="false" />
        </rl:column>
        <rl:column bound="false"
                   sortable="false"
                   headerkey="orgadmin.displayname"
                   attr="orgAdmin">
            <c:choose>
              <c:when test="${current.orgAdmin == 1}">
                <rhn:icon type="item-enabled" />
              </c:when>
              <c:otherwise>
                <rhn:icon type="item-disabled" />
              </c:otherwise>
                </c:choose>

        </rl:column>
</rl:list>

</rl:listset>

    <bean:message key="satusers.tip"/>

## 内容3
### 文件路径：
java/code/webapp/WEB-INF/pages/admin/multiorg/sat_org_users.jsp
### 代码内容：
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>
<%@ taglib uri="http://rhn.redhat.com/rhn" prefix="rhn" %>
<%@ taglib uri="http://rhn.redhat.com/tags/list" prefix="rl" %>
<%@ taglib uri="http://struts.apache.org/tags-bean" prefix="bean" %>
<%@ taglib uri="http://struts.apache.org/tags-html" prefix="html" %>

<rhn:toolbar base="h1" icon="header-organisation"
 miscUrl="${url}"
 miscAcl="user_role(org_admin)"
 miscText="${text}"
 miscImg="${img}"
 miscAlt="${text}"
 imgAlt="users.jsp.imgAlt">
 <bean:message key="org.allusers.title" />
</rhn:toolbar>

<rhn:dialogmenu mindepth="0" maxdepth="1" definition="/WEB-INF/nav/admin_user.xml" renderer="com.redhat.rhn.frontend.nav.DialognavRenderer" />

   <bean:message key="org.allusers.summary" arg0="${orgName}" />

<c:set var="pageList" value="${requestScope.pageList}" />

<rl:listset name="orgListSet">
<rhn:csrf />
<rhn:submitted />

<rl:list dataset="pageList"
         width="100%"
         name="userList"
         styleclass="list"
         filter="com.redhat.rhn.frontend.action.multiorg.UserListFilter"
         emptykey="org.jsp.noUsers">

        <rl:column bound="false"
                   sortable="true"
                   headerkey="username.nopunc.displayname"
                   sortattr="login">
            <c:choose>
              <c:when test="${(userOrgId == current.orgId) and (canModify == 1)}">
                    <c:out value="${current.login}" escapeXml="false" />
                  </c:when>
              <c:otherwise>
                <c:out value="${current.login}" />
              </c:otherwise>
                </c:choose>
        </rl:column>
        <rl:column bound="false"
                   sortable="false"
                   headerkey="realname.displayname"
                   attr="userLastName">
                <c:out value="${current.userLastName}, ${current.userFirstName}" escapeXml="false"/>
        </rl:column>
        <rl:column bound="false"
                   sortable="false"
                   headerkey="org.displayname"
                   attr="orgName">
                <c:out value="${current.orgName}" />
        </rl:column>
        <rl:column bound="false"
                   sortable="false"
                   headerkey="orgadmin.displayname"
                   attr="orgAdmin">
            <c:choose>
              <c:when test="${current.orgAdmin == 1}">
                <rhn:icon type="item-enabled" />
              </c:when>
              <c:otherwise>
                <rhn:icon type="item-disabled" />
              </c:otherwise>
                </c:choose>
        </rl:column>
                <rl:column bound="false"
                   sortable="false"
                   headerkey="satadmin.displayname"
                   attr="orgAdmin">
            <c:choose>
              <c:when test="${current.satAdmin == 1}">

                <rhn:icon type="item-enabled" />

              </c:when>
              <c:otherwise>

                <rhn:icon type="item-disabled" />

              </c:otherwise>
                </c:choose>
        </rl:column>

</rl:list>

</rl:listset>

    <bean:message key="satusers.tip"/>

## 内容4
### 文件路径：
java/code/webapp/WEB-INF/pages/admin/users/activelist.jsp
### 代码内容：
<%@ taglib uri="http://rhn.redhat.com/rhn" prefix="rhn" %>
<%@ taglib uri="http://rhn.redhat.com/tags/list" prefix="rl" %>
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>
<%@ taglib uri="http://struts.apache.org/tags-html" prefix="html" %>
<%@ taglib uri="http://struts.apache.org/tags-bean" prefix="bean" %>

<rhn:toolbar base="h1" icon="header-user" imgAlt="users.jsp.imgAlt"
 helpUrl=""
 creationUrl="/rhn/users/CreateUser.do?account_type=into_org"
 creationType="user">
  <bean:message key="activelist.jsp.title"/>
</rhn:toolbar>
<c:set var="pageList" value="${requestScope.pageList}" />

<rl:listset name="userListSet">
<rhn:csrf />
<rhn:submitted />

<rl:list dataset="pageList"
         width="100%"
         name="userList"
         styleclass="list"
         emptykey="activelist.jsp.noUsers"
                 alphabarcolumn="userLogin">

        <rl:column bound="false"
                   sortable="true"
                   headerkey="username.nopunc.displayname"
                   attr="userLogin"
                   filterattr="login">
                <c:out value="${current.userLogin}" escapeXml="false" />
        </rl:column>

        <rl:column bound="false"
                   sortable="true"
                   headerkey="realname.displayname"
                   sortattr="userLastName">
                <c:out value="${current.userLastName}, ${current.userFirstName}" />
        </rl:column>

        <rl:column attr="roleNames"
                   bound="true"
                   sortable="true"
                   headerkey="userdetails.jsp.roles"
                    />

    <rl:column attr="lastLoggedIn"
                           sortattr="lastLoggedInDate"
                   bound="false"
                   sortable="true"
                   headerkey="userdetails.jsp.lastsign">
        <rhn:formatDate humanStyle="from" value="${current.lastLoggedInDate}"
                       type="both" dateStyle="short" timeStyle="long"/>
    </rl:column>

</rl:list>
<rl:csv dataset="pageList"
        name="userList"
        exportColumns="userLogin,userLastName,userFirstName,email,roleNames,lastLoggedIn"/>
</rl:listset>

## 内容5
### 文件路径：
java/code/webapp/WEB-INF/pages/common/fragments/manage/managers.jspf
### 代码内容：

    <bean:message key="Managers"/>

<bean:message key="channel.jsp.managers.message"/>

<rl:listset name="managerSet">
    <rhn:csrf />

    <rl:list>

        <rl:decorator name="SelectableDecorator"/>
        <rl:decorator name="PageSizeDecorator"/>

        <c:if test='${not current.disabled}'>
        <rl:selectablecolumn value="${current.id}"
            selected="${current.selected}">
        </rl:selectablecolumn>
        </c:if>
        <c:if test='${current.disabled}'>
            <rl:column>
                <input type="checkbox" disabled="1" checked="1" />
            </rl:column>
        </c:if>

         <rl:column sortable="true"
            bound="false"
            headerkey="username.nopunc.displayname"
            sortattr="login"
            filterattr="login"
            defaultsort="asc" >

                ${current.login}

         </rl:column>

         <rl:column sortable="false"
            bound="false"
            headerkey="realname.displayname" >
            ${current.userLastName}, ${current.userFirstName}
         </rl:column>

         <rl:column sortable="false"
            bound="false"
            headerkey="multiorg.jsp.email" >
            ${current.email}
         </rl:column>

         <rl:column sortable="true"
            sortattr="status"
            bound="false"
            headerkey="userlist.jsp.status" >
            ${current.status}
         </rl:column>

    </rl:list>

                <bean:message key="message.Update" />

    <rhn:submitted/>

</rl:listset>

## 内容6
### 文件路径：
java/code/webapp/WEB-INF/pages/common/fragments/manage/subscribers.jspf
### 代码内容：

    <bean:message key="channel.jsp.subscribers.header"/>

<bean:message key="channel.jsp.subscribers.message"/>

<rl:listset name="subscriberSet">
    <rhn:csrf />

    <rl:list>

        <rl:decorator name="SelectableDecorator"/>
        <rl:decorator name="PageSizeDecorator"/>

        <c:if test='${not current.disabled}'>
        <rl:selectablecolumn value="${current.id}"
            selected="${current.selected}">
        </rl:selectablecolumn>
        </c:if>
        <c:if test='${current.disabled}'>
            <rl:column>
                <input type="checkbox" disabled="1" checked="1" />
            </rl:column>
        </c:if>

         <rl:column sortable="true"
            bound="false"
            headerkey="username.nopunc.displayname"
            sortattr="login"
            filterattr="login"
            defaultsort="asc" >

                ${current.login}

         </rl:column>

         <rl:column sortable="false"
            bound="false"
            headerkey="realname.displayname" >
            ${current.userLastName}, ${current.userFirstName}
         </rl:column>

         <rl:column sortable="false"
            bound="false"
            headerkey="multiorg.jsp.email" >
            ${current.email}
         </rl:column>

         <rl:column sortable="true"
            sortattr="status"
            bound="false"
            headerkey="userlist.jsp.status" >
            ${current.status}
         </rl:column>

    </rl:list>

                <bean:message key="message.Update" />

    <rhn:submitted/>

</rl:listset>

## 内容7
### 文件路径：
java/code/webapp/WEB-INF/pages/common/fragments/user/userlist_columns.jspf
### 代码内容：
<rl:column bound="false"
        sortable="true"
        headerkey="realname.displayname"
        sortattr="userLastName">
        <c:out value="${current.userLastName}, ${current.userFirstName}" />
</rl:column>

<rl:column bound="true"
        headerkey="userdetails.jsp.roles"
        sortable="true"
        attr="roleNames"/>

<rl:column bound="true"
        headerkey="userdetails.jsp.lastsign"
        sortable="true"
        sortattr="lastLoggedInDate"
        attr="lastLoggedIn"/>

## 内容8
### 文件路径：
java/code/webapp/WEB-INF/pages/groups/adminlist.jsp
### 代码内容：
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>
<%@ taglib uri="http://rhn.redhat.com/rhn" prefix="rhn" %>
<%@ taglib uri="http://rhn.redhat.com/tags/list" prefix="rl" %>
<%@ taglib uri="http://struts.apache.org/tags-bean" prefix="bean" %>
<%@ taglib uri="http://struts.apache.org/tags-html" prefix="html"%>

<%@ include file="/WEB-INF/pages/common/fragments/groups/header.jspf" %>

    <bean:message key="systemgroup.admins.title"/>

<bean:message key="systemgroup.admins.summary"/>

<rl:listset name="groupAdmins">
    <rhn:csrf />
    <rl:list>

        <rl:decorator name="SelectableDecorator"/>
        <rl:decorator name="PageSizeDecorator"/>

        <c:if test='${not current.disabled}'>
        <rl:selectablecolumn value="${current.id}"
            selected="${current.selected}">
        </rl:selectablecolumn>
        </c:if>
        <c:if test='${current.disabled}'>
            <rl:column>
                <input type="checkbox" disabled="1" checked="1" />
            </rl:column>
        </c:if>

         <rl:column sortable="true"
            bound="false"
            headerkey="username.nopunc.displayname"
            sortattr="login"
            filterattr="name"
            defaultsort="asc" >

                ${current.login}

         </rl:column>

         <rl:column sortable="false"
            bound="false"
            headerkey="realname.displayname" >
            ${current.userLastName}, ${current.userFirstName}
         </rl:column>

         <rl:column sortable="true"
            sortattr="status"
            bound="false"
            headerkey="userlist.jsp.status" >
            ${current.status}
         </rl:column>

    </rl:list>

            <bean:message key="message.Update" />

    <rhn:submitted/>

</rl:listset>

Output:
【漏洞类型】跨站脚本（XSS）
【严重性】High
【漏洞摘要】这是由于在多个JSP文件中，用户输入（如用户名、电子邮件和显示名称）未经过适当的HTML转义，导致攻击者可以注入恶意脚本。具体表现为，`<c:out>`标签未设置`escapeXml`属性或设置为`false`，允许HTML标签和脚本代码直接输出到页面。例如，在`org_users.jsp`文件中，`<c:out value="${current.userDisplayName}" escapeXml="false" />`这一行存在XSS漏洞。
【关键代码模式】关键代码模式包括未设置或设置为`false`的`<c:out>`标签，以及未经过HTML转义的用户输入输出。
【修复方法说明】修复方法通过在`<c:out>`标签中设置`escapeXml`属性为`true`，来确保用户输入的HTML标签和脚本代码被转义，从而防止XSS攻击。最佳实践是始终对用户输入进行HTML转义，以避免此类安全问题。


Instruction:
作为 Java 安全专家，检测此代码中的安全漏洞：
## 内容1
### 文件路径：
java/code/webapp/WEB-INF/pages/common/fragments/kickstart/advanced/details.jspf
### 代码内容：
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>
<%@ taglib uri="http://rhn.redhat.com/rhn" prefix="rhn" %>
<%@ taglib uri="http://struts.apache.org/tags-bean" prefix="bean" %>
<%@ taglib uri="http://struts.apache.org/tags-html" prefix="html" %>
<%@ taglib uri="http://java.sun.com/jsp/jstl/functions" prefix="fn" %>
<%@ include file="/WEB-INF/pages/common/fragments/editarea.jspf" %>
<c:choose>
    <c:when test="${empty requestScope.invalid}">

            <rhn:csrf />

<bean:message key="${param.title_key)}"/>

<bean:message key="${param.summary_key}"/>

                    <rhn:required-field key="kickstart.jsp.create.wizard.kickstart.profile.label"/>:

                    <rhn:required-field key="kickstart.jsp.create.wizard.kstree.label"/>:

                    <c:choose>
                        <c:when test="${notrees == null}">

                                    <input type="checkbox" name="updateRedHat" id="updateRedHat" value="0"
                                           onclick="clickNewestRHTree(this)"
                                           <c:if test="${param.usingUpdateRedHat == true}">checked=1</c:if> />
                                    <bean:message key="kickstart.jsp.create.wizard.kstree.always_new_RH"/>

                                    <input type="checkbox" name="updateAll" id="updateAll" value="0"
                                           onclick="clickNewestTree(this)"
                                           <c:if test="${param.usingUpdateAll == true}">checked=1</c:if> />
                                    <bean:message key="kickstart.jsp.create.wizard.kstree.always_new"/>

                </c:when>
                <c:otherwise>

                        <bean:message key="kickstart.edit.software.notrees.jsp" />

        </c:otherwise>
    </c:choose>
    <%@ include file="/WEB-INF/pages/common/fragments/kickstart/virtoptions.jspf" %>

    <c:if test="${empty requestScope.create}">

                        <bean:message key="kickstartdetails.jsp.active"/>

                <bean:message key="kickstartdetails.jsp.activeDescription"/>

                <bean:message key="kickstartdetails.jsp.kernel_options"/>

                <bean:message key="kickstartdetails.jsp.post_kernel_options"/>

                        <bean:message key="kickstartdetails.jsp.org_default" />

                    <bean:message key="kickstartdetails.jsp.summary2" arg0="${fn:escapeXml(param.ksurl)}" />

    </c:if>

            <bean:message key="addfiles.create.jspf.content-name" />

            <%@ include file="/WEB-INF/pages/common/fragments/kickstart/kickstart-rules.jspf" %>

                <bean:message key="kickstart.advanced.filedetails.jsp.tip.edit"
                              arg0 = "${rhn:localize('kickstart.advanced.jsp.uploadtab')}"
                              arg1 = "${rhn:localize(requestScope.uploadKey)}"/>

                <bean:message key="kickstart.advanced.filedetails.jsp.tip.copypaste"/>

            <bean:message key="kickstart.advanced.jsp.uploadtab"/>

                <bean:message key="${param.action_key}"/>

    <rhn:submitted/>
    <c:if test="${not empty param.ksid}">
        <rhn:hidden name="ksid" value="${param.ksid}"/>
    </c:if>

</c:when>
<c:when test="${empty requestScope.create}">

        <bean:message key="kickstartdetails.invalid.jsp.summary"/>
        <bean:message key="kickstartdetails.invalid.jsp.summary-option1"
                      arg0="${fn:escapeXml(ksdata.tree.label)}"
                      arg1="/rhn/kickstart/TreeEdit.do?kstid=${ksdata.tree.id}"/>

        <bean:message key="kickstartdetails.advanced.invalid.jsp.summary-option2"
                  arg0="${rhn:localize(param.action_key)}"/>

        <rhn:csrf />

                    <rhn:required-field key="kickstart.jsp.create.wizard.kstree.label"/>:

                    <c:choose>
                        <c:when test="${empty notrees}">

                        </c:when>
                        <c:otherwise>

                                <bean:message key="kickstart.edit.software.notrees.jsp" />

                        </c:otherwise>
                    </c:choose>

        <c:if test="${empty notrees}">

                        <bean:message key="${param.action_key}"/>

            <rhn:submitted/>
            <rhn:hidden name="ksid" value="${param.ksid}"/>
        </c:if>

</c:when>
</c:choose>

Output:
【漏洞类型】路径遍历漏洞

【严重性】高

【漏洞摘要】此代码存在路径遍历漏洞，具体表现为在`<bean:message key="${fn:escapeXml(param.ksurl)}" />`这一行中，使用了用户输入的`ksurl`参数作为资源的查找键，而没有对其进行适当的验证或过滤。由于`fn:escapeXml`函数主要用于对XML特殊字符进行转义，而不是对路径进行安全检查，攻击者可以通过构造恶意的`ksurl`参数来访问服务器上的任意文件，从而可能导致敏感信息泄露。

【关键代码模式】与路径遍历漏洞相关的关键代码模式包括：
- 使用用户输入的参数作为资源路径。
- 对参数进行转义，但未进行路径验证。
- `fn:escapeXml`函数的使用。

【修复方法说明】修复方法通过使用`rhn:localize`函数对`ksurl`参数进行本地化处理，确保其内容符合预期的格式和范围，从而防止路径遍历攻击。这一修复方法应用了安全编码实践中的输入验证和过滤技术，确保用户输入不会被用作潜在的路径遍历攻击媒介。


Instruction:
作为 Java 安全专家，检测此代码中的安全漏洞：
## 内容1
### 文件路径：
java/code/src/com/redhat/rhn/frontend/action/groups/DeleteGroupAction.java
### 代码内容：
package com.redhat.rhn.frontend.action.groups;

import com.redhat.rhn.domain.server.ManagedServerGroup;
import com.redhat.rhn.frontend.struts.RequestContext;
import com.redhat.rhn.frontend.struts.RhnAction;
import com.redhat.rhn.frontend.struts.RhnHelper;
import com.redhat.rhn.manager.system.ServerGroupManager;

import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * DeleteGroupAction
 * @version 1.0
 */
public class DeleteGroupAction extends RhnAction {
    private static final String DELETED_MESSAGE_KEY = "systemgroup.delete.deleted";
    /** {@inheritDoc} */
    public ActionForward execute(ActionMapping mapping,
                                 ActionForm formIn,
                                 HttpServletRequest request,
                                 HttpServletResponse response) throws Exception {
        RequestContext context = new RequestContext(request);
        ManagedServerGroup serverGroup = context.lookupAndBindServerGroup();
        if (context.isSubmitted()) {
            String [] params = {serverGroup.getName()};
            ServerGroupManager manager = ServerGroupManager.getInstance();
            manager.remove(context.getCurrentUser(), serverGroup);
            getStrutsDelegate().saveMessage(DELETED_MESSAGE_KEY, params, request);
            return mapping.findForward("success");
        }
        return mapping.findForward(RhnHelper.DEFAULT_FORWARD);
    }
}

## 内容2
### 文件路径：
java/code/webapp/WEB-INF/pages/admin/assignedgroups.jsp
### 代码内容：
<%@ taglib uri="http://struts.apache.org/tags-html" prefix="html" %>
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>
<%@ taglib uri="http://rhn.redhat.com/rhn" prefix="rhn" %>
<%@ taglib uri="http://struts.apache.org/tags-bean" prefix="bean" %>
<%@ taglib uri="http://rhn.redhat.com/tags/list" prefix="rl" %>

<%@ include file="/WEB-INF/pages/common/fragments/user/user-header.jspf" %>

<bean:message key="assignedgroups.jsp.header"/>

<bean:message key="assignedgroups.jsp.summary"/>

  <rhn:require acl="uid_role(system_group_admin)">

<bean:message key="assignedgroups.jsp.asadmin"/>

  </rhn:require>

<rl:listset name="groupSet">
    <rhn:csrf />

        <rl:list dataset="pageList" name="groupList" decorator="SelectableDecorator"
             emptykey="grouplist.jsp.nogroups"
                         filter="com.redhat.rhn.frontend.taglibs.list.filters.SystemGroupFilter">

 <rl:selectablecolumn value="${current.id}"
                                        selected="${current.selected}"/>

                <rl:column sortable="true"
                                        headerkey="assignedgroups.jsp.group"
                                        sortattr="name">

                <c:out value="${current.name}" escapeXml="false" />
            </rl:column>

                <rl:column sortable="true"
                                        headerkey="grouplist.jsp.systems"
                                        sortattr="serverCount">

                                                <c:out value="${current.serverCount}" escapeXml="false" />
            </rl:column>

</rl:list>
  <c:if test="${not (userIsOrgAdmin)}">

        <bean:message key="assignedgroups.jsp.submitpermissions"/>

  </c:if>

  <rhn:hidden name="uid" value="${user.id}" />
  <rhn:hidden name="formvars" value="uid" />

        <rhn:submitted/>
</rl:listset>

<rhn:csrf />
<rhn:submitted />

<bean:message key="assignedgroups.jsp.youcanselect"/>

      <bean:message key="assignedgroups.jsp.defaultsysgroups"/>

        <c:if test="${empty availableGroups}">

               <bean:message key="assignedgroups.jsp.nogroups"/>

        </c:if>
        <c:if test="${!empty availableGroups}">

        </c:if>

    <c:if test="${!empty availableGroups}">

        <bean:message key="assignedgroups.jsp.submitdefaults"/>

  </c:if>

## 内容3
### 文件路径：
java/code/webapp/WEB-INF/pages/groups/delete.jsp
### 代码内容：
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>
<%@ taglib uri="http://struts.apache.org/tags-html" prefix="html" %>
<%@ taglib uri="http://struts.apache.org/tags-bean" prefix="bean" %>
<%@ taglib uri="http://rhn.redhat.com/rhn" prefix="rhn" %>

<%@ include file="/WEB-INF/pages/common/fragments/groups/header.jspf" %>

    <bean:message key="systemgroup.delete.title"/>

<bean:message key="systemgroup.delete.subtitle"
                  arg0="${systemgroup.name}"
                  arg1=""
                  arg2=""/>

    <bean:message key="systemgroup.delete.summary"
                  arg0=""
                  arg1=""/>

            <rhn:csrf />
            <rhn:submitted/>

                 <bean:message key="systemgroup.delete.confirm"/>

## 内容4
### 文件路径：
java/code/webapp/WEB-INF/pages/systems/sdc/history/snapshots/snapshot_tags.jsp
### 代码内容：
<%@ taglib uri="http://struts.apache.org/tags-bean" prefix="bean" %>
<%@ taglib uri="http://rhn.redhat.com/tags/list" prefix="rl" %>
<%@ taglib uri="http://rhn.redhat.com/rhn" prefix="rhn" %>
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>
<%@ taglib uri="http://java.sun.com/jsp/jstl/functions" prefix="fn" %>

<%@ include file="/WEB-INF/pages/common/fragments/systems/system-header.jspf" %>

<rhn:toolbar base="h2" icon="header-snapshot" creationUrl="SnapshotTagCreate.do?sid=${param.sid}&ss_id=${param.ss_id}" creationType="snapshot" iconAlt="info.alt.img">
  ${param.snapshot_created} <bean:message key="system.history.snapshot.tagSingleHeader" />
</rhn:toolbar>

  <bean:message key="system.history.snapshot.tagSingleSummary" arg0="${fn:escapeXml(param.ss_name)}"/>

<rl:listset name="SnapshotSet">
  <rhn:csrf />
  <rl:list emptykey="system.history.snapshot.noTags"
           filter="com.redhat.rhn.frontend.taglibs.list.filters.SnapshotTagFilter">
    <rl:decorator name="PageSizeDecorator" />
    <rl:decorator name="ElaborationDecorator" />
    <rl:column headerkey="system.history.snapshot.tagName">
      ${current.name}
    </rl:column>
    <rl:column headerkey="system.history.snapshot.tagAppliedToSnapshot">
      ${current.created}
    </rl:column>
  </rl:list>
  <rhn:hidden name="sid" value="${param.sid}" />
</rl:listset>

## 内容5
### 文件路径：
java/code/webapp/WEB-INF/pages/systems/sdc/history/snapshots/tags_delete.jsp
### 代码内容：
<%@ taglib uri="http://struts.apache.org/tags-bean" prefix="bean" %>
<%@ taglib uri="http://rhn.redhat.com/tags/list" prefix="rl" %>
<%@ taglib uri="http://rhn.redhat.com/rhn" prefix="rhn" %>
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>

<%@ include file="/WEB-INF/pages/common/fragments/systems/system-header.jspf" %>

<rhn:toolbar base="h2" icon="header-snapshot">
  <bean:message key="system.history.snapshot.tagDeleteHeader" />
</rhn:toolbar>

  <bean:message key="system.history.snapshot.tagDeleteSummary" />

<rl:listset name="SnapshotSet">
  <rhn:csrf />
  <rl:list dataset="pageList" name="pageList"
           emptykey="system.history.snapshot.noTags">
    <rl:decorator name="PageSizeDecorator" />
    <rl:column headerkey="system.history.snapshot.tagName">
      ${current.name}
    </rl:column>
    <rl:column headerkey="column.created">
      ${current.created}
    </rl:column>
  </rl:list>
  <rhn:hidden name="sid" value="${param.sid}" />
  <input type="submit" name="dispatch" class="btn btn-danger pull-right"
    value='<bean:message key="confirm.jsp.confirm"/>'/>
  <rhn:submitted />
</rl:listset>

Output:
【漏洞类型】跨站脚本攻击 (XSS)
【严重性】Medium
【漏洞摘要】此代码存在跨站脚本攻击（XSS）漏洞。具体表现为在 `DeleteGroupAction.java` 文件的第 22 行，未对 `serverGroup.getName()` 进行转义处理，导致用户输入的 `serverGroup` 名称可以包含恶意脚本并被注入到 HTML 页面中。在 `assignedgroups.jsp`、`snapshot_tags.jsp` 和 `tags_delete.jsp` 文件中，也存在类似的 `c:out` 标签被设置为不转义的情况，使得 `current.name` 和 `param.ss_name` 等用户输入内容可能被注入恶意脚本。
【关键代码模式】
- `c:out` 标签中的 `escapeXml="false"` 属性使用户输入内容未经转义直接输出到页面。
- `StringEscapeUtils.escapeHtml` 函数用于对 HTML 特殊字符进行转义处理。
【修复方法说明】通过使用 `StringEscapeUtils.escapeHtml` 函数对 `serverGroup.getName()` 进行转义处理，并在 JSP 文件中设置 `c:out` 标签的 `escapeXml="true"` 属性，防止用户输入的恶意脚本被注入到 HTML 页面中。


Instruction:
作为 Java 安全专家，检测此代码中的安全漏洞：
## 内容1
### 文件路径：
java/code/webapp/WEB-INF/pages/common/fragments/systems/groups.jspf
### 代码内容：
<%@ taglib uri="http://rhn.redhat.com/rhn" prefix="rhn" %>
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>
<%@ taglib uri="http://struts.apache.org/tags-html" prefix="html" %>
<%@ taglib uri="http://struts.apache.org/tags-bean" prefix="bean" %>
<%@ taglib uri="http://rhn.redhat.com/tags/list" prefix="rl" %>

    <meta name="name" value="System Details" />

<%@ include file="/WEB-INF/pages/common/fragments/systems/system-header.jspf" %>

<rhn:icon type="header-system-groups" />
        <bean:message key="${param.title_key}"/>

    <c:out value="${rhn:localizeMsgAndParams(param.summary_key,param.summary_arg0)}"/>

 <rhn:require acl="user_role(org_admin) or user_role(system_group_admin)">
        <c:set var="nameStyle" value="last-column"/>
</rhn:require>

<rhn:require acl="not user_role(org_admin);not user_role(system_group_admin)">
        <c:set var="nameStyle" value="first-column last-column"/>
</rhn:require>

<rl:listset name="groupListSet">
    <rhn:csrf />
        <rl:list emptykey="assignedgroups.jsp.nogroups"
         alphabarcolumn="name">
                        <rl:decorator name="PageSizeDecorator"/>

                 <rhn:require acl="user_role(org_admin) or user_role(system_group_admin)">
                        <rl:decorator name="SelectableDecorator"/>
                        <rl:selectablecolumn value="${current.id}"/>
                </rhn:require>

                <rl:column sortable="true"
                                   bound="false"
                           headerkey="grouplist.jsp.name"
                           sortattr="name" defaultsort="asc" filterattr="name" styleclass="${nameStyle}">
                                ${current.name}
                </rl:column>
        </rl:list>

<rhn:require acl="user_role(org_admin) or user_role(system_group_admin)">
<rhn:hidden name="sid" value="${system.id}" />

   <rhn:submitted/>

    <input class="btn btn-default"
        type="submit"
        name ="dispatch"
            value='<bean:message key="${param.action_key}"/>'/>

</rhn:require>
<c:if test="${empty dataset}">

<c:out value="${rhn:localizeMsgAnd2ndParam(param.empty_message_key,param.empty_message_arg0, param.empty_message_arg1)}" escapeXml="false"/>

</c:if>
</rl:listset>

## 内容2
### 文件路径：
java/code/webapp/WEB-INF/pages/systems/sdc/history/snapshots/tags.jsp
### 代码内容：
<%@ taglib uri="http://struts.apache.org/tags-bean" prefix="bean" %>
<%@ taglib uri="http://rhn.redhat.com/tags/list" prefix="rl" %>
<%@ taglib uri="http://rhn.redhat.com/rhn" prefix="rhn" %>
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>

<%@ include file="/WEB-INF/pages/common/fragments/systems/system-header.jspf" %>

<rhn:toolbar base="h2" icon="header-snapshot" creationUrl="TagCreate.do?sid=${param.sid}" creationType="snapshot" iconAlt="info.alt.img">
  <bean:message key="system.history.snapshot.snapshotTags" />
</rhn:toolbar>

  <bean:message key="system.history.snapshot.tagsSummary" />

<rl:listset name="SnapshotSet">
  <rhn:csrf />
  <rl:list dataset="pageList" name="pageList"
           emptykey="system.history.snapshot.noTags"
           filter="com.redhat.rhn.frontend.taglibs.list.filters.SnapshotTagFilter">
    <rl:decorator name="PageSizeDecorator" />
    <rl:decorator name="ElaborationDecorator" />
    <rl:decorator name="SelectableDecorator" />
    <rl:selectablecolumn value="${current.selectionKey}"
      selected="${current.selected}"
      disabled="${not current.selectable}"/>
    <rl:column headerkey="system.history.snapshot.tagName">
      ${current.name}
    </rl:column>
    <rl:column headerkey="column.created">
      ${current.created}
    </rl:column>
  </rl:list>
  <rhn:hidden name="sid" value="${param.sid}" />
  <input type="submit" name="dispatch" class="btn btn-default pull-right"
    value='<bean:message key="system.history.snapshot.tagRemove"/>'/>
  <rhn:submitted />
</rl:listset>

Output:
【漏洞类型】XSS（跨站脚本攻击）
【严重性】High
【漏洞摘要】这是一个XSS漏洞。原始代码中，用户输入通过`${param.title_key}`、`${param.summary_key}`、`${param.summary_arg0}`、`${param.action_key}`、`${param.empty_message_key}`、`${param.empty_message_arg0}`、`${param.empty_message_arg1}`和`${current.name}`参数直接插入到HTML中，没有进行适当的输出编码。攻击者可以通过注入恶意脚本作为这些参数的值，从而在用户浏览器中执行恶意代码。
【关键代码模式】
- `<bean:message key="${param.title_key}"/>`
- `<c:out value="${rhn:localizeMsgAndParams(param.summary_key,param.summary_arg0)}"/>`
- `<bean:message key="${param.action_key}"/>`
- `<c:out value="${rhn:localizeMsgAnd2ndParam(param.empty_message_key,param.empty_message_arg0, param.empty_message_arg1)}" escapeXml="false"/>`
- `<a href="/rhn/groups/GroupDetail.do?sgid=${current.id}">${current.name}</a>`
- `<a href="/rhn/systems/details/history/snapshots/Rollback.do?sid=${param.sid}&ss_id=${current.ssId}">${current.name}</a>`

【修复方法说明】修复方法通过在用户输入插入到HTML之前使用<c:out>标签对所有用户输入进行输出编码，从而解决了XSS漏洞。最佳实践是始终对用户输入进行适当的输出编码，以防止恶意脚本的执行。