CVE-2026-111893

phpMyFAQ 4.2.0-alpha before 4.2.0-beta Privilege Escalation via Group Category Restrictions API

State: Published
Severity: 8.5 High
Published: Oct 17, 2026
Updated: Oct 18, 2026
Reserved: Oct 17, 2026

Description

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.

Scores

CVSS	Score	Vector	Source
4.0	8.5 High	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	VulnCheck
3.1	6.5 Medium	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N	VulnCheck

Weaknesses

CWE-269 Improper Privilege Management

Affected Products

Product	Versions
phpMyFAQthorsten	4.2.0-alpha to before 4.2.0-betaAffected 4.2.0-betaNot affected

References

GitHub Security Advisory (GHSA-gv7w-78f6-mcmh)vendor-advisory
VulnCheck Advisory: phpMyFAQ 4.2.0-alpha before 4.2.0-beta Privilege Escalation via Group Category Restrictions APIthird-party-advisory

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