Missing Authorization in Script Security - CVE-2026-42519
Published: May 4, 2026
Vulnerability identifier: #VU129237
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-42519
CWE-ID: CWE-862
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Jenkins
Affected software:
Script Security
Script Security
Detailed vulnerability description
The vulnerability allows a remote attacker to bypass authorization process.
The vulnerability exists due to incorrect authorization in an HTTP endpoint. A remote user can enumerate pending and approved Script Security classpaths.
How to mitigate CVE-2026-42519
Install updates from vendor's website.