{"id":"CVE-2020-11982","aliases":["BIT-airflow-2020-11982","EUVD-2020-0034","GHSA-9g2w-5f3v-mfmm","PYSEC-2020-16"],"status":"published","title":"Insecure default config of Celery worker in Apache Airflow","description":"An issue was found in Apache Airflow versions 1.10.10 and below. When using CeleryExecutor, if an attack can connect to the broker (Redis, RabbitMQ) directly, it was possible to insert a malicious payload directly to the broker which could lead to a deserialization attack (and thus remote code execution) on the Worker.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.07225,"percentile":0.94373,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-502"],"published":"2020-07-16T23:21:25Z","modified":"2026-10-24T10:30:43Z","fixes":[{"ecosystem":"PyPI","package":"apache-airflow","fixed_in":["1.10.11","1.10.11rc1"],"sources":["ghsa","osv"]},{"ecosystem":"Bitnami","package":"airflow","fixed_in":["1.10.11"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"PyPI","package":"apache-airflow","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.10.11"}]}]},{"source":"osv","ecosystem":"Bitnami","package":"airflow","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.10.11"}]}]},{"source":"osv","ecosystem":"PyPI","package":"apache-airflow","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.10.11"}]}],"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","1.10.11rc1","1.10.11rc2","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"]},{"source":"osv","ecosystem":"PyPI","package":"apache-airflow","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.10.11rc1"}]}],"versions":["1.8.1","1.8.2rc1","1.8.2","1.9.0","1.10.0","1.10.1b1","1.10.1rc2","1.10.1","1.10.2b2","1.10.2rc1","1.10.2rc2","1.10.2rc3","1.10.2","1.10.3b1","1.10.3b2","1.10.3rc1","1.10.3rc2","1.10.3","1.10.4b2","1.10.4rc1","1.10.4rc2","1.10.4rc3","1.10.4rc4","1.10.4rc5","1.10.4","1.10.5rc1","1.10.5","1.10.6rc1","1.10.6rc2","1.10.6","1.10.7rc1","1.10.7rc2","1.10.7rc3","1.10.7","1.10.8rc1","1.10.8","1.10.9rc1","1.10.9","1.10.10rc1","1.10.10rc2","1.10.10rc3","1.10.10rc4","1.10.10rc5","1.10.10"]}],"products":[{"vendor":"apache","product":"airflow"},{"vendor":"apache software foundation","product":"apache airflow"}],"references":[{"url":"https://lists.apache.org/thread.html/r7255cf0be3566f23a768e2a04b40fb09e52fcd1872695428ba9afe91%40%3Cusers.airflow.apache.org%3E","tags":["x_refsource_MISC","x_transferred","Mailing List","Vendor Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-11982","tags":["web","advisory"]},{"url":"https://github.com/apache/airflow/pull/13612","tags":["web"]},{"url":"https://github.com/apache/airflow/pull/7205","tags":["web"]},{"url":"https://github.com/advisories/GHSA-9g2w-5f3v-mfmm","tags":["advisory"]},{"url":"https://github.com/pypa/advisory-database/tree/main/vulns/apache-airflow/PYSEC-2020-16.yaml","tags":["web"]},{"url":"https://github.com/apache/airflow","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2020-11982","description":"An issue was found in Apache Airflow versions 1.10.10 and below. When using CeleryExecutor, if an attack can connect to the broker (Redis, RabbitMQ) directly, it was possible to insert a malicious payload directly to the broker which could lead to a deserialization attack (and thus remote code execution) on the Worker.","status":"published","published":"2020-07-16T23:21:25Z","modified":"2024-08-04T11:48:57.514Z","updated_at":"2026-11-02T14:35:57.352161Z"}],"euvd":[{"id":"EUVD-2020-0034","description":"An issue was found in Apache Airflow versions 1.10.10 and below. When using CeleryExecutor, if an attack can connect to the broker (Redis, RabbitMQ) directly, it was possible to insert a malicious payload directly to the broker which could lead to a deserialization attack (and thus remote code execution) on the Worker.","status":"published","published":"2020-07-16T23:21:25Z","modified":"2024-08-04T11:48:57Z","updated_at":"2026-11-03T03:07:41.399649Z"}],"ghsa":[{"id":"GHSA-9g2w-5f3v-mfmm","title":"Insecure default config of Celery worker in Apache Airflow","description":"An issue was found in Apache Airflow versions 1.10.10 and below. When using CeleryExecutor, if an attack can connect to the broker (Redis, RabbitMQ) directly, it was possible to insert a malicious payload directly to the broker which could lead to a deserialization attack (and thus remote code execution) on the Worker.","status":"published","published":"2020-07-27T16:57:33Z","modified":"2024-09-11T19:46:43Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:38:02.014847Z"}],"nvd":[{"id":"CVE-2020-11982","description":"An issue was found in Apache Airflow versions 1.10.10 and below. When using CeleryExecutor, if an attack can connect to the broker (Redis, RabbitMQ) directly, it was possible to insert a malicious payload directly to the broker which could lead to a deserialization attack (and thus remote code execution) on the Worker.","status":"published","published":"2020-07-17T00:15:10.477Z","modified":"2026-06-17T02:51:11.11Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:06:10.086163Z"}],"osv":[{"id":"CVE-2020-11982","description":"An issue was found in Apache Airflow versions 1.10.10 and below. When using CeleryExecutor, if an attack can connect to the broker (Redis, RabbitMQ) directly, it was possible to insert a malicious payload directly to the broker which could lead to a deserialization attack (and thus remote code execution) on the Worker.","status":"published","published":"2020-07-17T00:15:10.477Z","modified":"2026-10-24T10:30:43.858095421Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:14.034736Z"},{"id":"GHSA-9g2w-5f3v-mfmm","title":"Insecure default config of Celery worker in Apache Airflow","description":"An issue was found in Apache Airflow versions 1.10.10 and below. When using CeleryExecutor, if an attack can connect to the broker (Redis, RabbitMQ) directly, it was possible to insert a malicious payload directly to the broker which could lead to a deserialization attack (and thus remote code execution) on the Worker.","status":"published","published":"2020-07-27T16:57:33Z","modified":"2024-09-11T20:03:27.856861Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"},{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T15:46:43.875515Z"},{"id":"BIT-airflow-2020-11982","description":"An issue was found in Apache Airflow versions 1.10.10 and below. When using CeleryExecutor, if an attack can connect to the broker (Redis, RabbitMQ) directly, it was possible to insert a malicious payload directly to the broker which could lead to a deserialization attack (and thus remote code execution) on the Worker.","status":"published","published":"2024-03-06T11:01:18.203Z","modified":"2026-09-08T08:45:09.690495388Z","updated_at":"2026-11-02T15:28:28.267217Z"},{"id":"PYSEC-2020-16","description":"An issue was found in Apache Airflow versions 1.10.10 and below. When using CeleryExecutor, if an attack can connect to the broker (Redis, RabbitMQ) directly, it was possible to insert a malicious payload directly to the broker which could lead to a deserialization attack (and thus remote code execution) on the Worker.","status":"published","published":"2020-07-17T00:15:00Z","modified":"2023-12-06T01:00:02.763597Z","updated_at":"2026-11-02T15:52:52.192131Z"}]}}