Incorrect authorization in Apache Airflow - CVE-2026-75157
Published: September 21, 2026
Vulnerability identifier: #VU151525
CSH Severity: Low
CVSS v4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-75157
CWE-ID: CWE-863
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to suppress asset-triggered scheduling.
The vulnerability exists due to improper authorization in the asset queued-events DELETE endpoints when handling DELETE requests. A remote user can delete queued asset events for Dags they can read to suppress asset-triggered scheduling.
The issue affects deployments where asset-triggered scheduling is in use and Dag read access is granted more widely than Dag edit access.
Affected software
Apache Airflow
How to mitigate CVE-2026-75157
Install security update from vendor's website.
Apache Airflow - update to 3.3.2