CVE-2026-111898
CVE-2026-111898 · phpMyFAQ 4.2.0-alpha before 4.2.0-beta Account Takeover via Keycloak Implicit Account Linking
This page contains facts from public vulnerability sources. Check the original advisory before updating.
phpMyFAQ 4.2.0-alpha before 4.2.0-beta contains an authentication bypass vulnerability that allows Keycloak users to take over local accounts by matching preferred_username or email. Attackers controlling a Keycloak identity with a colliding username or unverified email can log in through /auth/keycloak/authorize to bind their subject and gain superadmin privileges.
CVSS 7.7 · High · EPSS 0.4% · Fix available
- Published
- Updated
Affected products and versions
phpmyfaq
- Versions
- ≥ 4.2.0-alpha, < 4.2.0-beta: Affected (semver)
- 4.2.0-beta: Not affected (semver)
Update to 4.2.0-beta