CVE-2026-46367

phpMyFAQ before 4.1.2 contains a stored cross-site scripting vulnerability in Utils::parseUrl() that allows authenticated users to inject JavaScript via malformed URLs in comments. Attackers can craft URLs with unescaped quotes to inject event handlers, stealing admin session cookies and achieving full application takeover when visitors view affected FAQ pages.

Score

CVSS 4.0 8.3 High

Status

Deferred - disclosure@vulncheck.com

Published

2026-05-15

Last modified

2026-10-26

Weaknesses

CWE-79

Affected products

• Phpmyfaq (Phpmyfaq)

References

• https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-9525-27vj-c8r8
• https://www.vulncheck.com/advisories/phpmyfaq-stored-xss-via-utils-parseurl-in-comment-rendering