CVE-2026-111893CWE-269privilege-escalation

CVE-2026-111893

Medium · published October 17, 2026

CVSS v3.1
6.5
EPSS
0%
Percentile
19.9
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
CVSS v4.0
8.5 · CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
EPSS
0.00285 · 19.9th percentile
Weakness
CWE-269 · Improper Privilege Management
Published
2026-10-17T23:16Z
References (3)
https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-gv7w-78f6-mcmh · [email protected]https://www.vulncheck.com/advisories/phpmyfaq-4.2.0-alpha-before-4.2.0-beta-privilege-escalation-via-group-category-restrictions-api · [email protected]https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-gv7w-78f6-mcmh · 134c704f-9b21-4f2e-91b3-4a467353bcc0
EPSS history
Timeline
  • 19 OCT 03:27Z
    EPSS moved — → 0%
    epss
  • 17 OCT 18:46Z
    phpMyFAQ 4.2.0-alpha before 4.2.0-beta Privilege Escalation via Group Category Restrictions API
    cvelistv5
  • 17 OCT 18:46Z
    phpMyFAQ 4.2.0-alpha before 4.2.0-beta Privilege Escalation via Group Category Restrictions API
    cvelistv5