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CVE PROGRAM SOURCE RECORD7.7 High

CVE-2026-111898

phpMyFAQ 4.2.0-alpha before 4.2.0-beta Account Takeover via Keycloak Implicit Account Linking

Description

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

thorsten phpMyFAQ

Default version status: unaffected

  • 4.2.0-alpha to < 4.2.0-betaaffected
  • 4.2.0-betaunaffected

References