{"id":"CVE-2026-26929","aliases":["BIT-airflow-2026-26929","EUVD-2026-12562","GHSA-4m3h-wp5w-5hqh","PYSEC-2026-14"],"status":"published","title":"Apache Airflow: Wildcard DagVersion Listing Bypasses Per‑DAG RBAC and Leaks Metadata","description":"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 dag_id set to \"~\" (wildcard for all DAGs). As a result, version metadata of DAGs that the requester is not authorized to access is returned.\n\n\nUsers are recommended to upgrade to Apache Airflow 3.1.8 or later, which resolves this issue.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.00422,"percentile":0.36953,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-732"],"published":"2026-03-17T10:54:05Z","modified":"2026-11-04T02:30:16Z","fixes":[{"ecosystem":"PyPI","package":"apache-airflow","fixed_in":["3.1.8"],"sources":["ghsa","osv"]},{"ecosystem":"Bitnami","package":"airflow","fixed_in":["3.1.8"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"PyPI","package":"apache-airflow","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"3.0.0"},{"fixed":"3.1.8"}]}]},{"source":"osv","ecosystem":"Bitnami","package":"airflow","ranges":[{"type":"SEMVER","events":[{"introduced":"3.0.0"},{"fixed":"3.1.8"}]}]},{"source":"osv","ecosystem":"PyPI","package":"apache-airflow","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"3.0.0"},{"fixed":"3.1.8"}]}],"versions":["3.0.0","3.0.1","3.0.1rc1","3.0.2","3.0.2rc1","3.0.2rc2","3.0.3","3.0.3rc1","3.0.3rc2","3.0.3rc3","3.0.3rc4","3.0.3rc5","3.0.3rc6","3.0.4","3.0.4rc1","3.0.4rc2","3.0.5","3.0.5rc1","3.0.5rc2","3.0.5rc3","3.0.6","3.0.6rc1","3.0.6rc2","3.1.0","3.1.0b1","3.1.0b2","3.1.0rc1","3.1.0rc2","3.1.1","3.1.1rc1","3.1.1rc2","3.1.2","3.1.2rc1","3.1.2rc2","3.1.3","3.1.3rc1","3.1.4","3.1.4rc1","3.1.4rc2","3.1.5","3.1.5rc1","3.1.6","3.1.6rc1","3.1.7","3.1.7rc1","3.1.7rc2","3.1.8rc1","3.1.8rc2"]},{"source":"osv","ecosystem":"PyPI","package":"apache-airflow","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"3.0.0"},{"fixed":"3.1.8"}]}],"versions":["3.0.0","3.0.1","3.0.1rc1","3.0.2","3.0.2rc1","3.0.2rc2","3.0.3","3.0.3rc1","3.0.3rc2","3.0.3rc3","3.0.3rc4","3.0.3rc5","3.0.3rc6","3.0.4","3.0.4rc1","3.0.4rc2","3.0.5","3.0.5rc1","3.0.5rc2","3.0.5rc3","3.0.6","3.0.6rc1","3.0.6rc2","3.1.0","3.1.0b1","3.1.0b2","3.1.0rc1","3.1.0rc2","3.1.1","3.1.1rc1","3.1.1rc2","3.1.2","3.1.2rc1","3.1.2rc2","3.1.3","3.1.3rc1","3.1.4","3.1.4rc1","3.1.4rc2","3.1.5","3.1.5rc1","3.1.6","3.1.6rc1","3.1.7","3.1.7rc1","3.1.7rc2","3.1.8rc1","3.1.8rc2"]}],"products":[{"vendor":"apache","product":"airflow"},{"vendor":"apache software foundation","product":"apache airflow"}],"references":[{"url":"https://github.com/apache/airflow/pull/61675","tags":["patch","Issue Tracking","report","fix","web"]},{"url":"https://lists.apache.org/thread/g5o6khx83jwqvdyn0mlyb0krt35cs9ss","tags":["vendor-advisory","Mailing List","Third Party Advisory","advisory","web"]},{"url":"http://www.openwall.com/lists/oss-security/2026/03/17/4","tags":["Mailing List","Third Party Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-26929","tags":["web","advisory"]},{"url":"https://github.com/pypa/advisory-database/tree/main/vulns/apache-airflow/PYSEC-2026-14.yaml","tags":["web"]},{"url":"https://github.com/advisories/GHSA-4m3h-wp5w-5hqh","tags":["advisory"]},{"url":"https://pypi.python.org","tags":["web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/26xxx/CVE-2026-26929.json","tags":["advisory"]},{"url":"https://github.com/apache/airflow","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-26929","title":"Apache Airflow: Wildcard DagVersion Listing Bypasses Per‑DAG RBAC and Leaks Metadata","description":"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 dag_id set to \"~\" (wildcard for all DAGs). As a result, version metadata of DAGs that the requester is not authorized to access is returned.\n\n\nUsers are recommended to upgrade to Apache Airflow 3.1.8 or later, which resolves this issue.","status":"published","published":"2026-03-17T10:54:05.523Z","modified":"2026-11-03T06:52:27.228Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"adp"}],"cwes":["CWE-732"],"updated_at":"2026-11-03T07:42:18.253008Z"}],"euvd":[{"id":"EUVD-2026-12562","description":"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 dag_id set to \"~\" (wildcard for all DAGs). As a result, version metadata of DAGs that the requester is not authorized to access is returned.\n\n\nUsers are recommended to upgrade to Apache Airflow 3.1.8 or later, which resolves this issue.","status":"published","published":"2026-03-17T10:54:05Z","modified":"2026-11-03T06:52:27Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-03T08:50:00.381029Z"}],"ghsa":[{"id":"GHSA-4m3h-wp5w-5hqh","title":"Apache Airflow: Wildcard DagVersion Listing Bypasses Per‑DAG RBAC and Leaks Metadata","description":"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 dag_id set to \"~\" (wildcard for all DAGs). As a result, version metadata of DAGs that the requester is not authorized to access is returned.\n\n\nUsers are recommended to upgrade to Apache Airflow 3.1.8 or later, which resolves this issue.","status":"published","published":"2026-03-17T12:30:19Z","modified":"2026-06-05T14:26:02Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-732"],"updated_at":"2026-11-02T14:40:16.698699Z"}],"nvd":[{"id":"CVE-2026-26929","description":"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 dag_id set to \"~\" (wildcard for all DAGs). As a result, version metadata of DAGs that the requester is not authorized to access is returned.\n\n\nUsers are recommended to upgrade to Apache Airflow 3.1.8 or later, which resolves this issue.","status":"published","published":"2026-03-17T11:16:11.49Z","modified":"2026-11-03T07:18:44.17Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-732"],"updated_at":"2026-11-03T11:52:38.53866Z"}],"osv":[{"id":"CVE-2026-26929","title":"Apache Airflow: Wildcard DagVersion Listing Bypasses Per‑DAG RBAC and Leaks Metadata","description":"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 dag_id set to \"~\" (wildcard for all DAGs). As a result, version metadata of DAGs that the requester is not authorized to access is returned.\n\n\nUsers are recommended to upgrade to Apache Airflow 3.1.8 or later, which resolves this issue.","status":"published","published":"2026-03-17T10:54:05.523Z","modified":"2026-11-04T02:30:16.082594822Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-732"],"updated_at":"2026-11-04T02:55:01.518827Z"},{"id":"GHSA-4m3h-wp5w-5hqh","title":"Apache Airflow: Wildcard DagVersion Listing Bypasses Per‑DAG RBAC and Leaks Metadata","description":"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 dag_id set to \"~\" (wildcard for all DAGs). As a result, version metadata of DAGs that the requester is not authorized to access is returned.\n\n\nUsers are recommended to upgrade to Apache Airflow 3.1.8 or later, which resolves this issue.","status":"published","published":"2026-03-17T12:30:19Z","modified":"2026-06-05T14:30:11.20546333Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-732"],"updated_at":"2026-11-02T15:46:37.148947Z"},{"id":"PYSEC-2026-14","description":"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 dag_id set to \"~\" (wildcard for all DAGs). As a result, version metadata of DAGs that the requester is not authorized to access is returned.\n\n\nUsers are recommended to upgrade to Apache Airflow 3.1.8 or later, which resolves this issue.","status":"published","published":"2026-03-17T11:16:11.49Z","modified":"2026-06-10T17:00:26.439484Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:52:54.622769Z"},{"id":"BIT-airflow-2026-26929","title":"Apache Airflow: Wildcard DagVersion Listing Bypasses Per‑DAG RBAC and Leaks Metadata","description":"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 dag_id set to \"~\" (wildcard for all DAGs). As a result, version metadata of DAGs that the requester is not authorized to access is returned.\n\n\nUsers are recommended to upgrade to Apache Airflow 3.1.8 or later, which resolves this issue.","status":"published","published":"2026-03-18T08:39:27.056Z","modified":"2026-09-08T08:45:26.705849491Z","updated_at":"2026-11-02T15:28:28.267217Z"}]}}