CVE-2026-94218

A flaw in Keycloak's authentication session management allows a user to bypass mandatory 2FA setup enforcement configured via a client policy. During the login process, manually visiting a specific session restart web link clears internal markers that track required security steps, letting the us...

CVE-2026-94218 Keycloak-services: keycloak-services: 2fa setup enforcement bypass via authentication session restart endpoint

A flaw was found in the authentication session management of Keycloak, an identity and access management solution. The issue occurs when an administrator enforces a stronger authentication flow, such as mandatory two-factor authentication 2FA setup, through a client policy. A user can bypass this...