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mjguest68-xss.txt

🗓️ 31 Jul 2008 00:00:00Reported by IRCRASHType 
packetstorm
 packetstorm
🔗 packetstormsecurity.com👁 19 Views

MJGuest 6.8 GT script has a medium cross site scripting vulnerability discovered by Khashayar Fereidani. Vulnerable variable "link" in ./guestbook.js.php can be exploited at http://Example/guestbook.js.php?link=[XSS]. Download script from http://www.mdsjack.bo.it/files/mjguest_6.8gt.zi

Code
`----------------------------------------------------------------  
  
Script : MJGuest 6.8 GT  
  
Type : Cross Site Scripting Vulnerability  
  
Alert : Medium  
  
----------------------------------------------------------------  
  
Discovered by : Khashayar Fereidani  
  
Our Team : IRCRASH  
  
My Official Website : HTTP://FEREIDANI.IR  
  
Khashayar Fereidani Email : irancrash [ a t ] gmail [ d o t] com  
  
----------------------------------------------------------------  
  
Khashayar Fereidani Offical Website : HTTP://FEREIDANI.IR  
  
----------------------------------------------------------------  
  
Script Download : http://www.mdsjack.bo.it/files/mjguest_6.8gt.zip  
  
----------------------------------------------------------------  
XSS Vulnerability :  
  
Invalid Code : ./guestbook.js.php => document.write('<a href="javascript:guestbook()">' + '<?php echo $_GET['link']?>' + '</a>');  
  
Vulnerable variable : link  
  
Address : http://Example/guestbook.js.php?link=[XSS]  
  
Solution : Filter link variable with htmlsepcialchars() function .  
  
----------------------------------------------------------------  
  
Tnx : God  
  
HTTP://IRCRASH.COM  
  
----------------------------------------------------------------  
`

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