PT-2026-54050 · Phpmyfaq · Phpmyfaq

Yanchon918S · Published 2026-06-30 · Updated 2026-06-30 · CVE-2026-57995

Mitre

CVSS v3.1

8.8

High

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

phpMyFAQ before 4.1.5 contains a privilege escalation vulnerability in GroupController::updatePermissions that allows GROUP EDIT administrators to grant arbitrary rights to groups without verifying they hold those rights themselves. A delegated administrator can exploit this by assigning high-value permissions to a group they belong to, inheriting those rights and escalating privileges up to full administrative control.

Fix

Improper Privilege Management

Weakness Enumeration

CWE-269

Related Identifiers

CVE-2026-57995

Affected Products

Phpmyfaq

References · 3

• https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-pg62-f8g4-4wqh · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-57995 · Security Note
• https://vulncheck.com/advisories/phpmyfaq-privilege-escalation-via-missing-self-rights-constraint-in-groupcontroller-updatepermissions · Note