PYSEC-2026-183

A bug in Apache Airflow's bulk Task Instances API PATCH/DELETE /api/v2/dags/dagid/dagRuns/dagrunid/taskInstances evaluated authorization against the dagid resolved from the URL path while operating on the dagid / dagrunid extracted from request-body entity fields. An authenticated UI/API user wit...

PYSEC-2026-181

A Dag author could either a create a symlink under their task's log directory pointing to an arbitrary file readable by the API server process read-path attack — e.g. /etc/passwd or airflow.cfg or b supply a taskid containing .. sequences accepted by the Task SDK's KEYREGEX write-path attack, and...

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...

EUVD-2026-33596

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...

CVE-2026-40963

The CVE-2026-40963 issue affects the Apache Airflow UI’s /ui/structure/structure_data endpoint. It allows an authenticated user with access to one Dag to enumerate dependency graph nodes and related metadata for other Dags for which they lack read permissions, leaking topology across teams when p...

CVE-2026-41014 Apache Airflow: per-DAG RBAC bypass on /ui/partitioned_dag_runs endpoints

The partitioneddagruns endpoints in the Airflow UI enforced only asset-level access control, not per-Dag authorization. An authenticated UI/API user with global Asset:read permission could enumerate partition run state, schedule configuration, and asset wiring for Dags they were not authorized to...

EUVD-2026-33595

The partitioneddagruns endpoints in the Airflow UI enforced only asset-level access control, not per-Dag authorization. An authenticated UI/API user with global Asset:read permission could enumerate partition run state, schedule configuration, and asset wiring for Dags they were not authorized to...

CVE-2026-41014

The partitioneddagruns endpoints in the Airflow UI enforced only asset-level access control, not per-Dag authorization. An authenticated UI/API user with global Asset:read permission could enumerate partition run state, schedule configuration, and asset wiring for Dags they were not authorized to...

CVE-2026-41014 Apache Airflow: per-DAG RBAC bypass on /ui/partitioned_dag_runs endpoints

The partitioneddagruns endpoints in the Airflow UI enforced only asset-level access control, not per-Dag authorization. An authenticated UI/API user with global Asset:read permission could enumerate partition run state, schedule configuration, and asset wiring for Dags they were not authorized to...

CVE-2026-41014 Apache Airflow: per-DAG RBAC bypass on /ui/partitioned_dag_runs endpoints

The partitioneddagruns endpoints in the Airflow UI enforced only asset-level access control, not per-Dag authorization. An authenticated UI/API user with global Asset:read permission could enumerate partition run state, schedule configuration, and asset wiring for Dags they were not authorized to...

CVE-2026-41014

Apache Airflow vulnerability CVE-2026-41014 affects the partitioned_dag_runs endpoints in the UI. The issue arises from enforcing only asset-level access control, enabling an authenticated UI/API user with global Asset:read permission to enumerate partition run state, schedule configuration, and ...

EUVD-2026-33592

A bug in Apache Airflow's bulk Task Instances API PATCH/DELETE /api/v2/dags/dagid/dagRuns/dagrunid/taskInstances evaluated authorization against the dagid resolved from the URL path while operating on the dagid / dagrunid extracted from request-body entity fields. An authenticated UI/API user wit...

CVE-2026-41084

A bug in Apache Airflow's bulk Task Instances API PATCH/DELETE /api/v2/dags/dagid/dagRuns/dagrunid/taskInstances evaluated authorization against the dagid resolved from the URL path while operating on the dagid / dagrunid extracted from request-body entity fields. An authenticated UI/API user wit...

CVE-2026-41084 Apache Airflow: API authorization bypass: bulk TaskInstances allows cross-DAG mutation

A bug in Apache Airflow's bulk Task Instances API PATCH/DELETE /api/v2/dags/dagid/dagRuns/dagrunid/taskInstances evaluated authorization against the dagid resolved from the URL path while operating on the dagid / dagrunid extracted from request-body entity fields. An authenticated UI/API user wit...

CVE-2026-41084 Apache Airflow: API authorization bypass: bulk TaskInstances allows cross-DAG mutation

A bug in Apache Airflow's bulk Task Instances API PATCH/DELETE /api/v2/dags/dagid/dagRuns/dagrunid/taskInstances evaluated authorization against the dagid resolved from the URL path while operating on the dagid / dagrunid extracted from request-body entity fields. An authenticated UI/API user wit...

CVE-2026-41084

CVE-2026-41084: Apache Airflow bug in the bulk Task Instances API (PATCH/DELETE /api/v2/dags/{dag_id}/dagRuns/{dag_run_id}/taskInstances) evaluated authorization from the URL dag_id while operating on dag_id/dag_run_id from the request body. An authenticated user with edit permission on one Dag c...

CVE-2026-42252 Apache Airflow: BashOperator Jinja2 injection via dag_run.conf — low-privilege user pattern

Apache Airflow's official documentation at core-concepts/dag-run.html "Passing Parameters when triggering Dags" showed a verbatim BashOperatorbashcommand="echo value: dagrun.conf'conf1' " example without any quoting / sanitization warning. Dag authors who copied the pattern verbatim into...

CVE-2026-42252

Apache Airflow's official documentation at core-concepts/dag-run.html "Passing Parameters when triggering Dags" showed a verbatim BashOperatorbashcommand="echo value: dagrun.conf'conf1' " example without any quoting / sanitization warning. Dag authors who copied the pattern verbatim into...

CVE-2026-42252 Apache Airflow: BashOperator Jinja2 injection via dag_run.conf — low-privilege user pattern

Apache Airflow's official documentation at core-concepts/dag-run.html "Passing Parameters when triggering Dags" showed a verbatim BashOperatorbashcommand="echo value: dagrun.conf'conf1' " example without any quoting / sanitization warning. Dag authors who copied the pattern verbatim into...

EUVD-2026-33591

Apache Airflow's official documentation at core-concepts/dag-run.html "Passing Parameters when triggering Dags" showed a verbatim BashOperatorbashcommand="echo value: dagrun.conf'conf1' " example without any quoting / sanitization warning. Dag authors who copied the pattern verbatim into...