PT-2026-84800 · Jenkins · Jenkins Update-Center2

CVE-2026-84677

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Published

2026-09-02

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Updated

2026-09-02

CVSS v3.1

5.4

Medium

VectorAV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
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.

Fix

XSS

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Weakness Enumeration

Related Identifiers

CVE-2026-84677

Affected Products

Jenkins Update-Center2