Vulnerability ID: HTB22372 Reference: http://www.htbridge.ch/advisory/xss_vulnerability_in_product.html Product: LiSK CMS Vendor: Createch-group Vulnerable Version: 4.4 Vendor Notification: 05 May 2010 Vulnerability Type: XSS (Cross Site Scripting) Status: Not Fixed, Vendor Alerted, Awaiting Vendor Response Risk level: Medium Credit: High-Tech Bridge SA (http://www.htbridge.ch/) Vulnerability Details: User can execute arbitrary JavaScript code within the vulnerable application. The vulnerability exists due to failure in the "/edit_email.php" script to properly sanitize user-supplied input in "id" 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: http://host/path_to_cp/edit_email.php?&id=contact_form_214%27+--+%3Cimg+ src=x+onerror=alert%28document.cookie%29%3E