CVE-2026-40963 Apache Airflow: DAG authorization bypass on /ui/structure/structure_data

The structuredata endpoint in the Airflow UI returned external dependency graph nodes for linked Dags without checking whether the caller had read permission on those linked Dags. An authenticated UI/API user authorized for one Dag could enumerate linked Dag IDs and dependency metadata for other...

Incorrect Permission Assignment for Critical Resource

Overview Affected versions of this package are vulnerable to Incorrect Permission Assignment for Critical Resource in the /ui/dependencies endpoint, which returns the complete DAG dependency graph without verifying authorized DAG IDs. An attacker can gain unauthorized access to information about...

PYSEC-2026-15

Apache Airflow versions 3.1.0 through 3.1.7 /ui/dependencies endpoint returns the full DAG dependency graph without filtering by authorized DAG IDs. This allows an authenticated user with only DAG Dependencies permission to enumerate DAGs they are not authorized to view. Users are recommended to...