Information disclosure in Apache Airflow - CVE-2026-65017
Published: August 24, 2026
Vulnerability identifier: #VU144878
CSH Severity: Low
CVSS v4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-65017
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to disclose sensitive information.
The vulnerability exists due to improper access control in the Config API when handling configuration-read requests in multi-team deployments. A remote user can read a team-scoped Celery broker URL with embedded credentials in cleartext to disclose sensitive information.
The issue occurs when multi-team mode is enabled and the Config API is exposed, and the affected user has configuration-read access without prior access to the secret.
Affected software
Apache Airflow
How to mitigate CVE-2026-65017
Install security update from vendor's website.
Apache Airflow - update to 3.3.1