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XSS Vulnerabilities in UseBB

Name : XSS Vulnerabilities in UseBB
Software : UseBB v1.0.15 and possibly below.
Vendor Homepage :
Vulnerability Type : Cross-Site Scripting
Severity : Critical
Researcher : Omar Kurt
Advisory Reference : NS-14-004

UseBB 1, a classic PHP 4 based bulletin board package

UseBB is affected by XSS and Information Leak vulnerabilities in version 1.0.15.

Example PoC urls are as follows :

  • XSS (POST 'content' param vulnerable to XSS) (POST 'content' param vulnerable to XSS)

  • Information Leak
    Cookie contains current user’s password hash (MD5)

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

Developer replied with fixes are in git.

Advisory Timeline
26/02/2013 - First Contact - Request Security contact
05/05/2013 - Sent Vulnerabilities Details
26/06/2013 - Second Contact
15/07/2013 - Developer replied: fixes are in git.
29/01/2014 - Advisory Released

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

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