CVE-2026-84677
MEDIUM
NVD
CVSS Score
5.4
Severity
MEDIUM
Published
Sep 02, 2026
Vendor
unknown
Description
Jenkins update-center2 3.18.3 and earlier does not escape plugin-provided values (plugin names, descriptions, and version metadata) on plugin download index pages, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers able to provide a plugin for hosting.