CVE-2026-111893

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.

CVSS 4.0

8.5CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

CVSS 3.1

6.5CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N

EPSS

0.4% chance of exploitation in the next 30 days; higher than 29% of CVEs (scores of 2026-10-25)

CWE

CWE-269

Published

2026-10-17

Modified

2026-10-18

Record from

the NVD, synced 2026-10-19

References

• https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-gv7w-78f6-mcmh
• https://www.vulncheck.com/advisories/phpmyfaq-4.2.0-alpha-before-4.2.0-beta-privilege-escalation-via-group-category-restrictions-api
• https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-gv7w-78f6-mcmh

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