XSS vulnerability in Eden Platform

[advisory@xxxxxxxxxxx]

Vulnerability ID: HTB22538
Reference: 
http://www.htbridge.ch/advisory/xss_vulnerability_in_eden_platform.html
Product: Eden Platform
Vendor: Preation ( http://www.preation.com/ ) 
Vulnerable Version: Current at 27.07.2010 and Probably Prior Versions
Vendor Notification: 26 July 2010 
Vulnerability Type: XSS (Cross Site Scripting)
Status: Not Fixed, Vendor Alerted, Awaiting Vendor Response
Risk level: Medium 
Credit: High-Tech Bridge SA - Ethical Hacking & Penetration Testing 
(http://www.htbridge.ch/) 

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

The vulnerability exists due to failure in the /testimonials/admin/list script 
to properly sanitize user-supplied input in testimonials text and author. 
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:

Just add this value:

<script>alert(document.cookie)</script>

in testimonials text and author.