BIT-AIRFLOW-2026-25917 Apache Airflow: API extra-links triggers XCom deserialization/class instantiation (Airflow 3.1.5)

Dag Authors, who normally should not be able to execute code in the webserver context could craft XCom payload causing the webserver to execute arbitrary code. Since Dag Authors are already highly trusted, severity of this issue is Low. Users are recommended to upgrade to Apache Airflow 3.2.0,...

CVE-2026-25917

In Apache Airflow , versions prior to 3.2.0 are vulnerable to arbitrary code execution. The root cause is a deserialization flaw where DAG authors can craft a malicious XCom payload to execute code within the webserver context. While the impact is significant, the severity is considered Low becau...