HTB22856: XSS vulnerability in Pragyan CMS

Subject: HTB22856: XSS vulnerability in Pragyan CMS

Vulnerability ID: HTB22856
Product: Pragyan CMS
Vendor: Pragyan Team ( ) 
Vulnerable Version: v.3.0 beta
Vendor Notification: 17 February 2011 
Vulnerability Type: Stored XSS (Cross Site Scripting)
Risk level: Medium 
Credit: High-Tech Bridge SA - Ethical Hacking & Penetration Testing ( 

Vulnerability Details:
User can execute arbitrary JavaScript code within the vulnerable application.

The vulnerability exists due to failure in the edit page to properly sanitize user-supplied input in "CKEditor1" variable. Successful exploitation of this vulnerability could result in a compromise of the application, theft of cookie-based authentication credentials, disclosure or modification of sensitive data.

An attacker can use browser to exploit this vulnerability. The following PoC is available:

<form action="http://host/?page=/MY_PAGE_URL/&action=edit" method="post" name="main">
<input type="hidden" name="CKEditor1" value='page content"><script>alert(document.cookie)</script>'>

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