PT-2026-42627 · Packagist · Phpmyfaq/Phpmyfaq+1

Published 2026-05-15 · Updated 2026-05-15

OSV

CVSS v4.0

5.1

Medium

Base vector

AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Duplicate Advisory

This advisory has been withdrawn because it is a duplicate of GHSA-f5p7-2c9q-8896. This link is maintained to preserve external references.

Original Description

phpMyFAQ before 4.1.2 contains a stored cross-site scripting vulnerability in FAQ creation and update endpoints that bypass sanitization through encode-decode cycles. The vulnerability allows authenticated attackers with FAQ ADD permission to inject malicious script tags via question or answer parameters, which execute in every visitor's browser when FAQ content is rendered with the raw Twig filter.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

GHSA-H36G-93QX-RXGR

Affected Products

Phpmyfaq/Phpmyfaq

Thorsten/Phpmyfaq

References · 5

• https://osv.dev/vulnerability/GHSA-h36g-93qx-rxgr · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-46363 · Security Note
• https://github.com/thorsten/phpMyFAQ · Note
• https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-f5p7-2c9q-8896 · Note
• https://vulncheck.com/advisories/phpmyfaq-stored-xss-in-faq-question-answer-via-encode-decode-bypass · Note