TWiki 6.0.1 - XSS (WebSearch)

Overview #

A Cross-site Scripting (XSS) vulnerability exists in TWiki version 6.0.1 via the WebSearch functionality. The vulnerability allows remote attackers to inject arbitrary web script or HTML.

Vulnerability Details #

Affected Versions: 6.0.1 and earlier

Location: WebSearch functionality

Root Cause: Insufficient input validation and output encoding in the search feature allows attackers to inject malicious scripts.

Exploitation Requirements #

• No authentication required
• Victim must visit a crafted search URL

Impact #

Remote attackers can exploit this vulnerability to:

• Steal user session cookies
• Perform actions on behalf of victims
• Redirect users to malicious websites

Proof of Concept #

Details available upon request.

Solution #

Upgrade to a patched version of TWiki that includes proper input sanitization and output encoding.

References #

• CVE-2014-9367

Timeline #

• 2014-01-01 — Discovered

Credits: Omar Kurt