CVE-2026-34729 PUBLISHED

phpMyFAQ: Stored XSS via Regex Bypass in Filter::removeAttributes()

Assigner: GitHub_M
Reserved: 30.03.2026 Published: 02.04.2026 Updated: 02.04.2026

phpMyFAQ is an open source FAQ web application. Prior to version 4.1.1, there is a stored XSS vulnerability via Regex Bypass in Filter::removeAttributes(). This issue has been patched in version 4.1.1.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:N
CVSS Score: 6.1

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	High	Integrity Impact	High
User Interaction	Required	Availability Impact	None

CVSS 3.1

Product Status

Vendor	thorsten
Product	phpMyFAQ
Versions	Version < 4.1.1 is affected

References

https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-cv2g-8cj8-vgc7
https://github.com/thorsten/phpMyFAQ/releases/tag/4.1.1

Problem Types

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') CWE