PYSEC-2026-182

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...

PYSEC-0000-CVE-2026-42359

A bug in Apache Airflow's XCom PATCH endpoint PATCH /api/v2/xcomEntries/key allowed an authenticated UI/API user with XCom write permission on a Dag to set XCom entries under reserved key names e.g. returnvalue that the matching POST endpoint already validated against FORBIDDENXCOMKEYS. The...

PYSEC-0000-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-2026-40963

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...

PYSEC-2026-182

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...

apache-airflow-core (>=3.2.0 <=3.2.1), apache-airflow-providers-google (=5.0.0) +10 more potentially affected by CVE-2026-33858 +1 more via apache-airflow (>=3.2.0 <=3.2.1rc3)

apache-airflow PYPI version =3.2.0, =3.2.0, =1.2.0, =13.0.2, =7.2.0, =1.18.3, =1.4.2, =2.1.1, =1.10.3, =1.41.2, =1.28.2, =5.6.2, =5.7.17 Source cves: CVE-2026-33858, CVE-2026-42359 Source advisory: OSV:PYSEC-2026-185...

apache-airflow-core (>=3.2.0 <=3.2.1), apache-airflow-providers-google (=5.0.0) +10 more potentially affected by CVE-2026-41014 via apache-airflow (>=3.2.0 <=3.2.1rc3)

apache-airflow PYPI version =3.2.0, =3.2.0, =1.2.0, =13.0.2, =7.2.0, =1.18.3, =1.4.2, =2.1.1, =1.10.3, =1.41.2, =1.28.2, =5.6.2, =5.7.17 Source cves: CVE-2026-41014 Source advisory: OSV:PYSEC-2026-182...

PYSEC-0000-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...

apache-airflow-core (>=3.2.0 <=3.2.1), apache-airflow-providers-google (=5.0.0) +10 more potentially affected by CVE-2026-41084 via apache-airflow (>=3.2.0 <=3.2.1rc3)

apache-airflow PYPI version =3.2.0, =3.2.0, =1.2.0, =13.0.2, =7.2.0, =1.18.3, =1.4.2, =2.1.1, =1.10.3, =1.41.2, =1.28.2, =5.6.2, =5.7.17 Source cves: CVE-2026-41084 Source advisory: OSV:PYSEC-2026-183...

PYSEC-2026-185

A bug in Apache Airflow's XCom PATCH endpoint PATCH /api/v2/xcomEntries/key allowed an authenticated UI/API user with XCom write permission on a Dag to set XCom entries under reserved key names e.g. returnvalue that the matching POST endpoint already validated against FORBIDDENXCOMKEYS. The...

CVE-2026-40961

A bug in the login redirect route in Apache Airflow allowed authenticated users to craft URLs that bypassed the issafeurl check, enabling redirection from a trusted Airflow domain to an attacker-controlled origin. Users are advised to upgrade to apache-airflow 3.2.2 or later. As a defense-in-dept...

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...

airflow-balancer (>=0.7.0 <=0.7.6), airflow-clickhouse-plug (=1.6.2) +40 more potentially affected by CVE-2026-42252 via apache-airflow (>=3.0.0 <=3.2.1rc3)

apache-airflow PYPI version =3.0.0, =0.7.0, =1.5.0, =0.6.1, =1.10.7, =0.6.0, =0.1.0, =1.4.3, =0.2.0, =1.2.10, =0.1.1, =3.0.0, =1.6.0, =1.5.3, =1.25.0, =1.28.0rc1 and more Source cves: CVE-2026-42252 Source advisory: OSV:PYSEC-2026-184...

Sensitive Cookie in HTTPS Session Without "Secure" Attribute

Overview Affected versions of this package are vulnerable to Sensitive Cookie in HTTPS Session Without "Secure" Attribute due to the JWTRefreshMiddleware process setting the JWT authentication cookie without the Secure flag. An attacker can hijack user sessions by capturing the JWT cookie from an...

CVE-2026-42358

A bug in Apache Airflow's Variable response masker caused nested-key redaction triggered by secret-suffixed key names like password, token, secret, apikey to be bypassed when the JSON value's nesting depth exceeded the shared secrets masker's recursion limit: the masker returned the original nest...

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-2026-185

A bug in Apache Airflow's XCom PATCH endpoint PATCH /api/v2/xcomEntries/key allowed an authenticated UI/API user with XCom write permission on a Dag to set XCom entries under reserved key names e.g. returnvalue that the matching POST endpoint already validated against FORBIDDENXCOMKEYS. The...

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...

abi-ds-utils (=1.0.1), acceldata-o2a (=1.0.0) +164 more potentially affected by CVE-2026-40861 via apache-airflow (>=1.8.2 <=3.2.1rc3)

apache-airflow PYPI version =1.8.2, =0.8.44.4, =1.4.0.3.post4, =1.4.0.3.post3, =0.1.0rc3, =0.1.0, =0.2.1, =0.2.9b1, =0.4.0, =0.1.0a1, =0.6.0, =1.6.0 and more Source cves: CVE-2026-40861 Source advisory: OSV:PYSEC-2026-181...