---
id: CVE-2026-111893
title: >-
  phpMyFAQ 4.2.0-alpha before 4.2.0-beta Privilege Escalation via Group Category
  Restrictions API
summary: >-
  phpMyFAQ 4.2.0-alpha before 4.2.0-beta contains a privilege escalation
  vulnerability in GroupController::saveCategoryRestrictions() that lets
  delegated administrators assign categories outside their own scope.
  Category-restricted adminis…
severity: medium
cvss: 6.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N'
cvssSource: cna
cwe:
  - CWE-269
vendor: thorsten
product: phpMyFAQ
affected:
  - phpMyFAQ >= 4.2.0-alpha < 4.2.0-beta
published: '2026-10-17'
updated: '2026-10-17'
sourceUpdated: '2026-10-17T18:46:17.171Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-111893'
references:
  - url: >-
      https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-gv7w-78f6-mcmh
    label: GitHub Security Advisory (GHSA-gv7w-78f6-mcmh)
  - url: >-
      https://www.vulncheck.com/advisories/phpmyfaq-4.2.0-alpha-before-4.2.0-beta-privilege-escalation-via-group-category-restrictions-api
    label: >-
      VulnCheck Advisory: phpMyFAQ 4.2.0-alpha before 4.2.0-beta Privilege
      Escalation via Group Category Restrictions API
tags:
  - cve.org
ingestedAt: '2026-10-17T19:08:56.952Z'
---

## Overview

phpMyFAQ 4.2.0-alpha before 4.2.0-beta contains a privilege escalation vulnerability in GroupController::saveCategoryRestrictions() that lets delegated administrators assign categories outside their own scope. Category-restricted administrators can POST to /admin/api/group/category-restrictions with out-of-scope or empty categoryIds to grant groups unrestricted category access.

## Affected

- `phpMyFAQ >= 4.2.0-alpha < 4.2.0-beta`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.