CVE-2024-39877: Apache Airflow

High severity, CVSS 8.8. EPSS: 1.7% chance of exploitation in the next 30 days.

Apache Airflow 2.4.0, and versions before 2.9.3, has a vulnerability that allows authenticated DAG authors to craft a doc_md parameter in a way that could execute arbitrary code in the scheduler context, which should be forbidden according to the Airflow Security model. Users should upgrade to version 2.9.3 or later which has removed the vulnerability.

Affected products

• Apache Airflow: from 2.4.0, before 2.9.3 (fixed in 2.9.3)

Published 2024-07-17. Last modified 2026-06-17.