CSRF in Jenkins Project Pipeline: Groovy Libraries Plugin

CVE-2026-84663

A cross-site request forgery (CSRF) vulnerability in Jenkins Pipeline: Groovy Libraries Plugin 798.v5cc688825312 and earlier allows attackers to delete shared library caches.

Vulnerability class: CSRF (Cross-Site Request Forgery)

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-84663?
CVE-2026-84663 is a medium-severity vulnerability in Jenkins Project Pipeline: Groovy Libraries Plugin, classified under Cross-Site Request Forgery (CSRF). CVSS score: 5.4/10. Published 2026-09-02.
How severe is CVE-2026-84663?
Medium severity. CVSS v3 base score is 5.4 out of 10.