Invicti Detects a High Severity XSS in Twiki


Advisory by Netsparker (now Invicti)
Name: XSS vulnerability in TWiki
Software: TWiki 5.0.2 and below.
Vendor Homepage:
Vulnerability Type: Cross-Site Scripting
Severity: High
Researcher: Mesut Timur
Advisory Reference:  NS-11-006
CVE:  CVE-2011-3010


TWiki® is a flexible, powerful, and easy to use enterprise wiki, enterprise collaboration platform, and web application platform. It is a Structured Wiki, typically used to run a project development space, a document management system, a knowledge base, or any other groupware tool, on an intranet, extranet or the Internet.


TTWiki is affected by XSS vulnerabilities in version 5.0.2.
Example PoC url is as follows:'"--></style></script><script>alert(0x002B48)</script>

To learn more about Cross-Site Scripting vulnerabilities, see Cross-site scripting (XSS)


Upgrade to the latest TWiki version (5.1.0).


IIt has been discovered on testing of Invicti Web Application Security Scanner.


  1. Vendor URL:
  2. MSL Advisory Link: /xss-vulnerability-in-twiki5/
  3. Invicti Advisories: /web-applications-advisories/

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