Bit 5 Blog 8.1 - 'addcomment.php' HTML Injection

Author: Aliaksandr Hartsuyeu
type: webapps
platform: php
port: 
date_added: 2006-01-16 
date_updated: 2013-07-25 
verified: 1 
codes: CVE-2006-0361;OSVDB-22446 
tags: 
aliases:  
screenshot_url:  
application_url: 

source: https://www.securityfocus.com/bid/16246/info

Bit 5 Blog is prone to an HTML injection vulnerability. This issue is due to a failure in the application to properly sanitize user-supplied input before using it in dynamically generated content.

Attacker-supplied HTML and script code would be executed in the context of the affected Web site, potentially allowing for theft of cookie-based authentication credentials. An attacker could also exploit this issue to control how the site is rendered to the user; other attacks are also possible.

The following proof of concept is available:
<a href=javascript:alert(123)>clickme</a>