Auth bypass in Jenkins Nexus Task Runner
CVE-2025-64142
A missing permission check in Jenkins Nexus Task Runner Plugin 0.9.2 and earlier allows attackers with Overall/Read permission to connect to an attacker-specified URL using attacker-specified credentials.
Vulnerability class: Broken Access Control
EPSS: 0.002 (14.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.
Affected products
Weakness classification (CWE)
References
- jenkinsci-cert@googlegroups.com (vendor-advisory, Vendor Advisory)
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2025-64142?
- CVE-2025-64142 is a medium-severity vulnerability in Jenkins Nexus Task Runner, classified under Missing Authorization. CVSS score: 4.3/10. Published 2025-10-29.
- How severe is CVE-2025-64142?
- Medium severity. CVSS v3 base score is 4.3 out of 10.