MyLittleForum 2.3.5 - Multiple Reflected XSS

Overview #

Multiple Reflected Cross-site Scripting (XSS) vulnerabilities exist in MyLittleForum version 2.3.5. The vulnerabilities allow remote attackers to inject arbitrary web script or HTML.

Vulnerability Details #

Affected Versions: 2.3.5 and earlier

Root Cause: Insufficient input validation and output encoding on multiple parameters allows XSS attacks.

Exploitation Requirements #

• No authentication required
• Victim must visit crafted URLs

Impact #

Remote attackers can exploit these vulnerabilities to:

• Steal forum user session cookies
• Perform actions on behalf of users
• Post malicious content

Proof of Concept #

Details available upon request.

Solution #

Upgrade to a patched version of MyLittleForum that includes proper input sanitization.

References #

• Invicti Advisory NS-17-002

Timeline #

• 2017-01-01 — Discovered

Credits: Omar Kurt