{"id":"CVE-2020-11982","aliases":["BIT-airflow-2020-11982","GHSA-9g2w-5f3v-mfmm","PYSEC-2020-16"],"url":"https://o3.security/vulnerability/CVE-2020-11982","summary":"Insecure default config of Celery worker in Apache Airflow","details":"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.","published":"2020-07-17T00:15:10.477Z","modified":"2026-08-07T15:14:11.460828Z","cvss":{"score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[{"ecosystem":"PyPI","name":"apache-airflow","fixedVersion":"1.10.11"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://lists.apache.org/thread.html/r7255cf0be3566f23a768e2a04b40fb09e52fcd1872695428ba9afe91%40%3Cusers.airflow.apache.org%3E"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-07T15:14:11.460828Z"}}