Design/Logic Flaw

A flaw was found in keycloak affecting versions 11.0.3 and 12.0.0. An expired certificate would be accepted by the direct-grant authenticator because of missing time stamp validations. The highest threat from this vulnerability is to data confidentiality and integrity...

CVE-2020-35509

CVE-2020-35509 affects Keycloak (notably versions 11.0.3 and 12.0.0). A flaw in the direct-grant authenticator allows acceptance of expired certificates due to missing timestamp validation, impacting confidentiality and integrity. The issue is cited across multiple sources (e.g., GHSA) with remed...

Improper Certificate Validation

keycloak-services does not properly validate certificates. Lack of validation on the certificate timestamp validity allows an expired certificate to be accepted by Keycloak's direct-grant authenticator...