Keycloak MFA & SAML Bypass: One Misconfigured Flow, Full Account Takeover

A single misconfigured authentication flow in Keycloak can bypass MFA and SAML protections, enabling full account takeover.

A single misconfigured authentication flow in Keycloak can bypass MFA and SAML protections, enabling full account takeover.

  • The weakness stems from an authentication flow that is configured incorrectly.
  • A misconfigured flow can sidestep both MFA and SAML controls.
  • The result is account takeover — a reminder to audit identity-provider flows.

This briefing is part of SecureW2’s Cybersecurity Intelligence series, which tracks identity, certificate, and network-security events for the teams who have to respond to them.