Main Vulnerability Database Vulnerabilities #VU134981

Missing Authorization in Jenkins and Jenkins LTS - CVE-2026-53438

Published: June 22, 2026

Vulnerability identifier: #VU134981

CSH Severity: Medium

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green

CVE-ID: CVE-2026-53438

CWE-ID: CWE-862

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vendor: Jenkins

Affected software:
Jenkins
Jenkins LTS

Detailed vulnerability description

The vulnerability allows a remote attacker to bypass authorization checks.

The vulnerability exists due to improper authorization checks. A remote user can cancel queue items they do not have permission to view.

Install updates from vendor's website.