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.

CVSS 4.0

8.3CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:L/VA:N/SC:H/SI:L/SA:N

CVSS 3.1

7.6CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N

EPSS

0.2% chance of exploitation in the next 30 days; higher than 11% of CVEs (scores of 2026-10-25)

CWE

CWE-79

Published

2026-05-15

Modified

2026-10-26

Record from

the NVD, synced 2026-10-26

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
• https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-9525-27vj-c8r8

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