{"id":"CVE-2017-15720","aliases":["EUVD-2019-0012","GHSA-8fg4-j562-mjrc","PYSEC-2019-147"],"status":"published","title":"Improper Input Validation in Apache Airflow resulting in Remote Code Execution","description":"In Apache Airflow 1.8.2 and earlier, an authenticated user can execute code remotely on the Airflow webserver by creating a special object.","severity":{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.02532,"percentile":0.85036,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-20"],"published":"2019-01-23T17:00:00Z","modified":"2026-10-24T10:30:22Z","fixes":[{"ecosystem":"PyPI","package":"apache-airflow","fixed_in":["1.9.0"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"PyPI","package":"apache-airflow","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"1.8.2"},{"fixed":"1.9.0"}]}]},{"source":"osv","ecosystem":"PyPI","package":"apache-airflow","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.9.0"}]}],"versions":["1.8.1","1.8.2","1.8.2rc1"]},{"source":"osv","ecosystem":"PyPI","package":"apache-airflow","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.9.0"}]}],"versions":["1.8.1","1.8.2","1.8.2rc1"]}],"products":[{"vendor":"apache","product":"airflow"},{"vendor":"apache software foundation","product":"apache airflow"}],"references":[{"url":"https://lists.apache.org/thread.html/ade4d54ebf614f68dc81a08891755e60ea58ba88e0209233eeea5f57%40%3Cdev.airflow.apache.org%3E","tags":["x_refsource_MISC","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-15720","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-8fg4-j562-mjrc","tags":["advisory"]},{"url":"https://lists.apache.org/thread.html/ade4d54ebf614f68dc81a08891755e60ea58ba88e0209233eeea5f57@%3Cdev.airflow.apache.org%3E","tags":["web"]},{"url":"https://github.com/apache/airflow/commit/04cacdd0a7526927137b452f38c3e894a5d2ce4a","tags":["web"]},{"url":"https://github.com/apache/airflow/commit/daa281c0364609d6812921123cf47e4118b40484","tags":["web"]},{"url":"https://github.com/pypa/advisory-database/tree/main/vulns/apache-airflow/PYSEC-2019-147.yaml","tags":["web"]},{"url":"https://github.com/apache/airflow","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2017-15720","description":"In Apache Airflow 1.8.2 and 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object.","status":"published","published":"2019-01-25T16:19:01Z","modified":"2024-09-09T21:31:29Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"},{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:38:02.014847Z"}],"nvd":[{"id":"CVE-2017-15720","description":"In Apache Airflow 1.8.2 and earlier, an authenticated user can execute code remotely on the Airflow webserver by creating a special 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