Insufficient Session Expiration in Apache Airflow - CVE-2026-48726
Published: June 4, 2026
Vulnerability identifier: #VU133389
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-48726
CWE-ID: CWE-613
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Apache Foundation
Affected software:
Apache Airflow
Apache Airflow
Detailed vulnerability description
The vulnerability allows a remote user to make authenticated API calls as a logged-out user.
The vulnerability exists due to improper session expiration in FabAuthManager / KeycloakAuthManager logout handling when processing logout requests. A remote user can use a previously issued JWT token to make authenticated API calls as a logged-out user.
Only deployments configured with FabAuthManager or KeycloakAuthManager are affected; SimpleAuthManager is not affected.
How to mitigate CVE-2026-48726
Install security update from vendor's website.