{"id":"CVE-2023-42663","aliases":["BIT-airflow-2023-42663","EUVD-2023-0020","GHSA-32wr-qqw6-5mfp","PYSEC-2023-197"],"status":"published","title":"Apache Airflow: Bypass permission verification to view task instances of other dags","description":"Apache Airflow, versions before 2.7.2, has a vulnerability that allows an authorized user who has access to read specific DAGs only, to read information about task instances in other DAGs.\nUsers of Apache Airflow are advised to upgrade to version 2.7.2 or newer to mitigate the risk associated with this vulnerability.","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":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.02014,"percentile":0.81063,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-200"],"published":"2023-10-14T09:47:26Z","modified":"2026-10-28T02:31:08Z","fixes":[{"ecosystem":"PyPI","package":"apache-airflow","fixed_in":["2.7.2"],"sources":["ghsa","osv"]},{"ecosystem":"Bitnami","package":"airflow","fixed_in":["2.7.2"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"PyPI","package":"apache-airflow","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.2"}]}]},{"source":"osv","ecosystem":"Bitnami","package":"airflow","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2.7.2"}]}]},{"source":"osv","ecosystem":"PyPI","package":"apache-airflow","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.2"}]}],"versions":["1.10.0","1.10.1","1.10.10","1.10.10rc1","1.10.10rc2","1.10.10rc3","1.10.10rc4","1.10.10rc5","1.10.11","1.10.11rc1","1.10.11rc2","1.10.12","1.10.12rc1","1.10.12rc2","1.10.12rc3","1.10.12rc4","1.10.13","1.10.13rc1","1.10.14","1.10.14rc1","1.10.14rc2","1.10.14rc3","1.10.14rc4","1.10.15","1.10.15rc1","1.10.1b1","1.10.1rc2","1.10.2","1.10.2b2","1.10.2rc1","1.10.2rc2","1.10.2rc3","1.10.3","1.10.3b1","1.10.3b2","1.10.3rc1","1.10.3rc2","1.10.4","1.10.4b2","1.10.4rc1","1.10.4rc2","1.10.4rc3","1.10.4rc4","1.10.4rc5","1.10.5","1.10.5rc1","1.10.6","1.10.6rc1","1.10.6rc2","1.10.7","1.10.7rc1","1.10.7rc2","1.10.7rc3","1.10.8","1.10.8rc1","1.10.9","1.10.9rc1","1.8.1","1.8.2","1.8.2rc1","1.9.0","2.0.0","2.0.0b1","2.0.0b2","2.0.0b3","2.0.0rc1","2.0.0rc2","2.0.0rc3","2.0.1","2.0.1rc1","2.0.1rc2","2.0.2","2.0.2rc1","2.1.0","2.1.0rc1","2.1.0rc2","2.1.1","2.1.1rc1","2.1.2","2.1.2rc1","2.1.3","2.1.3rc1","2.1.4","2.1.4rc1","2.1.4rc2","2.2.0","2.2.0b1","2.2.0b2","2.2.0rc1","2.2.1","2.2.1rc1","2.2.1rc2","2.2.2","2.2.2rc1","2.2.2rc2","2.2.3","2.2.3rc1","2.2.3rc2","2.2.4","2.2.4rc1","2.2.5","2.2.5rc1","2.2.5rc2","2.2.5rc3","2.3.0","2.3.0b1","2.3.0rc1","2.3.0rc2","2.3.1","2.3.1rc1","2.3.2","2.3.2rc1","2.3.2rc2","2.3.3","2.3.3rc1","2.3.3rc2","2.3.3rc3","2.3.4","2.3.4rc1","2.4.0","2.4.0b1","2.4.0rc1","2.4.1","2.4.1rc1","2.4.2","2.4.2rc1","2.4.3","2.4.3rc1","2.5.0","2.5.0rc1","2.5.0rc2","2.5.0rc3","2.5.1","2.5.1rc1","2.5.1rc2","2.5.2","2.5.2rc1","2.5.2rc2","2.5.3","2.5.3rc1","2.5.3rc2","2.6.0","2.6.0b1","2.6.0rc1","2.6.0rc2","2.6.0rc3","2.6.0rc4","2.6.0rc5","2.6.1","2.6.1rc1","2.6.1rc2","2.6.1rc3","2.6.2","2.6.2rc1","2.6.2rc2","2.6.3","2.6.3rc1","2.7.0","2.7.0b1","2.7.0rc1","2.7.0rc2","2.7.1","2.7.1rc1","2.7.1rc2","2.7.2rc1"]},{"source":"osv","ecosystem":"PyPI","package":"apache-airflow","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.2"}]}],"versions":["1.10.0","1.10.1","1.10.10","1.10.10rc1","1.10.10rc2","1.10.10rc3","1.10.10rc4","1.10.10rc5","1.10.11","1.10.11rc1","1.10.11rc2","1.10.12","1.10.12rc1","1.10.12rc2","1.10.12rc3","1.10.12rc4","1.10.13","1.10.13rc1","1.10.14","1.10.14rc1","1.10.14rc2","1.10.14rc3","1.10.14rc4","1.10.15","1.10.15rc1","1.10.1b1","1.10.1rc2","1.10.2","1.10.2b2","1.10.2rc1","1.10.2rc2","1.10.2rc3","1.10.3","1.10.3b1","1.10.3b2","1.10.3rc1","1.10.3rc2","1.10.4","1.10.4b2","1.10.4rc1","1.10.4rc2","1.10.4rc3","1.10.4rc4","1.10.4rc5","1.10.5","1.10.5rc1","1.10.6","1.10.6rc1","1.10.6rc2","1.10.7","1.10.7rc1","1.10.7rc2","1.10.7rc3","1.10.8","1.10.8rc1","1.10.9","1.10.9rc1","1.8.1","1.8.2","1.8.2rc1","1.9.0","2.0.0","2.0.0b1","2.0.0b2","2.0.0b3","2.0.0rc1","2.0.0rc2","2.0.0rc3","2.0.1","2.0.1rc1","2.0.1rc2","2.0.2","2.0.2rc1","2.1.0","2.1.0rc1","2.1.0rc2","2.1.1","2.1.1rc1","2.1.2","2.1.2rc1","2.1.3","2.1.3rc1","2.1.4","2.1.4rc1","2.1.4rc2","2.2.0","2.2.0b1","2.2.0b2","2.2.0rc1","2.2.1","2.2.1rc1","2.2.1rc2","2.2.2","2.2.2rc1","2.2.2rc2","2.2.3","2.2.3rc1","2.2.3rc2","2.2.4","2.2.4rc1","2.2.5","2.2.5rc1","2.2.5rc2","2.2.5rc3","2.3.0","2.3.0b1","2.3.0rc1","2.3.0rc2","2.3.1","2.3.1rc1","2.3.2","2.3.2rc1","2.3.2rc2","2.3.3","2.3.3rc1","2.3.3rc2","2.3.3rc3","2.3.4","2.3.4rc1","2.4.0","2.4.0b1","2.4.0rc1","2.4.1","2.4.1rc1","2.4.2","2.4.2rc1","2.4.3","2.4.3rc1","2.5.0","2.5.0rc1","2.5.0rc2","2.5.0rc3","2.5.1","2.5.1rc1","2.5.1rc2","2.5.2","2.5.2rc1","2.5.2rc2","2.5.3","2.5.3rc1","2.5.3rc2","2.6.0","2.6.0b1","2.6.0rc1","2.6.0rc2","2.6.0rc3","2.6.0rc4","2.6.0rc5","2.6.1","2.6.1rc1","2.6.1rc2","2.6.1rc3","2.6.2","2.6.2rc1","2.6.2rc2","2.6.3","2.6.3rc1","2.7.0","2.7.0b1","2.7.0rc1","2.7.0rc2","2.7.1","2.7.1rc1","2.7.1rc2","2.7.2rc1"]}],"products":[{"vendor":"apache","product":"airflow"},{"vendor":"apache software foundation","product":"apache airflow"}],"references":[{"url":"https://github.com/apache/airflow/pull/34315","tags":["patch","x_transferred","Patch","fix","web"]},{"url":"https://lists.apache.org/thread/xj86cvfkxgd0cyqfmz6mh1bsfc61c6o9","tags":["vendor-advisory","x_transferred","Mailing List","Vendor Advisory","advisory","web"]},{"url":"http://www.openwall.com/lists/oss-security/2023/11/12/2","tags":["x_transferred","Mailing List","Third Party Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-42663","tags":["web","advisory"]},{"url":"https://github.com/pypa/advisory-database/tree/main/vulns/apache-airflow/PYSEC-2023-197.yaml","tags":["web"]},{"url":"https://github.com/advisories/GHSA-32wr-qqw6-5mfp","tags":["advisory"]},{"url":"https://pypi.python.org/","tags":["web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/42xxx/CVE-2023-42663.json","tags":["advisory"]},{"url":"https://github.com/apache/airflow","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2023-42663","title":"Apache Airflow: Bypass permission verification to view task instances of other dags","description":"Apache Airflow, versions before 2.7.2, has a vulnerability that allows an authorized user who has access to read specific DAGs only, to read information about task instances in other DAGs.\nUsers of Apache Airflow are advised to upgrade to version 2.7.2 or newer to mitigate the risk associated with this vulnerability.","status":"published","published":"2023-10-14T09:47:26.494Z","modified":"2025-02-13T17:09:31.436Z","cwes":["CWE-200"],"updated_at":"2026-11-02T14:35:18.16233Z"}],"euvd":[{"id":"EUVD-2023-0020","description":"Apache Airflow, versions before 2.7.2, has a vulnerability that allows an authorized user who has access to read specific DAGs only, to read information about task instances in other DAGs.\nUsers of Apache Airflow are advised to upgrade to version 2.7.2 or newer to mitigate the risk associated with this vulnerability.","status":"published","published":"2023-10-14T09:47:26Z","modified":"2025-02-13T17:09:31Z","updated_at":"2026-11-03T00:03:49.098775Z"}],"ghsa":[{"id":"GHSA-32wr-qqw6-5mfp","title":"Apache Airflow vulnerable to sensitive information exposure","description":"Apache Airflow, versions before 2.7.2, has a vulnerability that allows an authorized user with access to read specific DAGs _only_ to read information about task instances in other DAGs. Users of Apache Airflow are advised to upgrade to version 2.7.2 or newer to mitigate the risk associated with this vulnerability.","status":"published","published":"2023-10-14T12:30:23Z","modified":"2025-02-13T19:18:25Z","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-200"],"updated_at":"2026-11-02T14:38:31.416868Z"}],"nvd":[{"id":"CVE-2023-42663","description":"Apache Airflow, versions before 2.7.2, has a vulnerability that allows an authorized user who has access to read specific DAGs only, to read information about task instances in other DAGs.\nUsers of Apache Airflow are advised to upgrade to version 2.7.2 or newer to mitigate the risk associated with this vulnerability.","status":"published","published":"2023-10-14T10:15:09.94Z","modified":"2026-06-17T06:24:12.697Z","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":"primary"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:08:37.83429Z"}],"osv":[{"id":"GHSA-32wr-qqw6-5mfp","title":"Apache Airflow vulnerable to sensitive information exposure","description":"Apache Airflow, versions before 2.7.2, has a vulnerability that allows an authorized user with access to read specific DAGs _only_ to read information about task instances in other DAGs. 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