CVE-2026-46367

HIGH

phpMyFAQ - Stored XSS via Utils::parseUrl() in Comment Rendering

Title source: cna
STIX 2.1

Description

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.

References (2)

Core 2
Core References
Vendor Advisory vendor-advisory
GHSA Advisory GHSA-9525-27vj-c8r8
https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-9525-27vj-c8r8
Third Party Advisory third-party-advisory
VulnCheck Advisory: phpMyFAQ - Stored XSS via Utils::parseUrl() in Comment Rendering
https://www.vulncheck.com/advisories/phpmyfaq-stored-xss-via-utils-parseurl-in-comment-rendering

Scores

CVSS v3 7.6
EPSS 0.0022
EPSS Percentile 11.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-79
Status published
Products (6)
Packagist/phpMyFAQ 0 - 4.1.2Packagist
phpMyFAQ/phpMyFAQ 0 - 4.1.2Packagist
phpmyfaq/phpmyfaq 4.1.1 - 4.1.2Packagist
thorsten/phpmyfaq 4.1.1 - 4.1.2
thorsten/phpmyfaq 4.1.1 - 4.1.2Packagist
thorsten/phpmyfaq 4.1.2
Published May 15, 2026
Tracked Since May 16, 2026