CVE-2026-42523
CRITICAL9.0CVSS v3
—CVSS v2
0.05%
EPSS (exploit probability)
CWE-79CWE
Description
Jenkins GitHub Plugin 1.46.0 and earlier improperly processes the current job URL as part of JavaScript implementing validation of the feature "GitHub hook trigger for GITScm polling", resulting in a stored cross-site scripting (XSS) vulnerability exploitable by non-anonymous attackers with Overall/Read permission.
CVSS v3 vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
Affected routers (0)
No routers currently mapped to this CVE in our database.