Name : XSS Vulnerabilities in Andy's PHP Knowledgebase
Software : Andy's PHP Knowledgebase 0.95.7 and possibly below.
Vendor Homepage :
Vulnerability Type : Cross-Site Scripting
Severity : Critical
Researcher : Omar Kurt
Advisory Reference : NS-13-017

Andy's PHP Knowledgebase using MySQL is a database driven knowledgebase management system. It includes bookmark friendly URLs, Q&A, easy search with browsing by article tags, article submission, a powerful administrator interface and a professional and attractive interface.

Andy's PHP Knowledgebase is affected by XSS vulnerabilities in version 0.95.7.

Example PoC urls are as follows :

  • XSS (POST - params: news_id) (Referer - '"--></style></script><script>netsparker(0x000122)</script>) (POST - username) (POST - keyword_list)

You can read the full article about Cross-Site Scripting vulnerabilities from here :


Advisory Timeline

10/12/2013 - First Contact - No Response
13/12/2013 - Sent Vulnerabilities Details
24/12/2013 - Vulnerabilities Fixed and Version 0.95.8 Released by Developer
24/12/2013 - Advisory Released

It has been discovered on testing of Netsparker Web Application Security Scanner.

About Netsparker
Netsparker® can find and report security issues such as SQL Injection and Cross-site Scripting (XSS) in all web applications regardless of the platform and the technology they are built on. Netsparker's unique detection and exploitation techniques allows it to be dead accurate in reporting hence it's the first and the only False Positive Free web application security scanner.