PYSEC-2026-3988

Apache Airflow's /assets/events API returned asset events for every Dag in the deployment, with no filter restricting them to the Dags the caller is authorized to read. Any authenticated user holding asset-read access could therefore enumerate asset events — including the source Dag ID, task ID,...

PT-2026-96119

Name of the Vulnerable Software and Affected Versions Apache Airflow versions prior to 3.3.2 Description The /assets/events API endpoint fails to restrict asset events to the Dags that the caller is authorized to read. Authenticated users with asset-read access can enumerate asset events for Dags...

GHSA-4FH7-7JX4-8F6C apache-airflow DAG source authorization bypass exposes co-located DAG source

Before apache-airflow 3.3.0, a user authorized to read one Dag could disclose the source of other Dags co-located in the same source file. GET /api/v2/dagSources/dagid — and the equivalent Dag-source view in the UI — returned the entire source file without redacting Dags the caller was not...

GHSA-4M3H-WP5W-5HQH Apache Airflow: Wildcard DagVersion Listing Bypasses Per‑DAG RBAC and Leaks Metadata

Apache Airflow versions 3.0.0 through 3.1.7 FastAPI DagVersion listing API does not apply per-DAG authorization filtering when the request is made with dagid set to "" wildcard for all DAGs. As a result, version metadata of DAGs that the requester is not authorized to access is returned. Users ar...