Apache Airflow 3.1.0-3.1.7 Missing Auth in HITL Exec API (Fix 3.1.8)
CVE-2026-30911 Published on March 17, 2026
Apache Airflow: Execution API HITL Endpoints Missing Per-Task Authorization
Apache Airflow versions 3.1.0 through 3.1.7 missing authorization vulnerability in the Execution API's Human-in-the-Loop (HITL) endpoints that allows any authenticated task instance to read, approve, or reject HITL workflows belonging to any other task instance.
Users are recommended to upgrade to Apache Airflow 3.1.8 or later, which resolves this issue.
Vulnerability Analysis
CVE-2026-30911 can be exploited with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality and integrity, and no impact on availability.
Weakness Type
What is an AuthZ Vulnerability?
The software does not perform an authorization check when an actor attempts to access a resource or perform an action.
CVE-2026-30911 has been classified to as an AuthZ vulnerability or weakness.
Products Associated with CVE-2026-30911
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Affected Versions
Apache Software Foundation Apache Airflow:- Version 3.1.0 and below 3.1.8 is affected.