CVE-2026-84677

MediumCVSS 5.4/10Last modified Sep 3, 2026

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.

Metrics

CVSS 3.1 5.4/10CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Weakness enumeration

Affected software

Source: the vendor's advisory (CNA). NVD analysis pending.

No affected versions have been published.

Timeline

Published
Sep 2, 2026
Last modified
Sep 3, 2026
NVD status
Awaiting Analysis

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CVE-2026-84677: Medium severity, CVSS 5.4 | Vulnix