PT-2026-35918 · Jenkins · Html Publisher Plugin+1

Published 2026-04-29 · Updated 2026-05-05 · CVE-2026-42524

Positive Technologies (AI Summary)

CVSS v3.1

8.0

High

Base vector

AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Jenkins HTML Publisher Plugin versions prior to 428

Description Stored cross-site scripting (XSS) occurs because the legacy wrapper file fails to escape the job name and URL. This allows attackers with Item/Configure permissions to execute malicious scripts.

Recommendations Update to a version later than 427.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2026-42524

GHSA-F8H4-46XV-H7JJ

Affected Products

Html Publisher Plugin

Jenkins

References · 7

• https://jenkins.io/security/advisory/2026-04-29/#SECURITY-3706 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-f8h4-46xv-h7jj · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-42524 · Security Note
• https://github.com/jenkinsci/htmlpublisher-plugin · Note
• https://twitter.com/CVEnew/status/2049578411975381402 · Twitter Post
• https://twitter.com/infoflowcloud/status/2049579852374647120 · Twitter Post
• https://t.me/cveNotify/162221 · Telegram Post