CVE-2026-76186

Apache Airflow Keycloak provider: from Airflow 3.3 the Keycloak auth manager takes a user's identity from the signed Airflow session token but takes the Keycloak access and refresh tokens used for every authorization decision from separate, unauthenticated cookies, and never checks that the two...

CVE-2026-76187 Apache Airflow Keycloak provider: Any realm client's credentials mint an Airflow session JWT

Apache Airflow Keycloak provider: the unauthenticated token endpoint accepts a client-credentials grant for any confidential client registered in the Keycloak realm, not only the client configured for Airflow. No allowlist restricts which client ids may authenticate, so the credentials of an...

EUVD-2026-80324

Apache Airflow Keycloak provider: the unauthenticated token endpoint accepts a client-credentials grant for any confidential client registered in the Keycloak realm, not only the client configured for Airflow. No allowlist restricts which client ids may authenticate, so the credentials of an...

CVE-2026-76187

The apache-airflow-providers-keycloak package is vulnerable to incorrect authorization in its unauthenticated token endpoint. The root cause is the lack of an allowlist, which allows the endpoint to accept a client-credentials grant for any confidential client registered in a shared Keycloak real...

CVE-2026-76187 Apache Airflow Keycloak provider: Any realm client's credentials mint an Airflow session JWT

Apache Airflow Keycloak provider: the unauthenticated token endpoint accepts a client-credentials grant for any confidential client registered in the Keycloak realm, not only the client configured for Airflow. No allowlist restricts which client ids may authenticate, so the credentials of an...

CVE-2026-76186

The apache-airflow-providers-keycloak package (specifically in Airflow 3.3 and later) is vulnerable to a logic flaw where the Keycloak auth manager fails to validate that the Keycloak access and refresh tokens (provided via separate, unauthenticated cookies) belong to the same subject as the sign...

CVE-2026-76186 Apache Airflow Keycloak provider: Keycloak token cookies not bound to Airflow session identity

Apache Airflow Keycloak provider: from Airflow 3.3 the Keycloak auth manager takes a user's identity from the signed Airflow session token but takes the Keycloak access and refresh tokens used for every authorization decision from separate, unauthenticated cookies, and never checks that the two...

CVE-2026-76187: Improper Authentication

Apache Airflow Keycloak provider: the unauthenticated token endpoint accepts a client-credentials grant for any confidential client registered in the Keycloak realm, not only the client configured for Airflow. No allowlist restricts which client ids may authenticate, so the credentials of an...