CVE-2026-42524

HIGH

Jenkins HTML Publisher Plugin < 427 - Stored Cross-Site Scripting in Legacy Wrapper File

Title source: llm

Description

Jenkins HTML Publisher Plugin 427 and earlier does not escape job name and URL in the legacy wrapper file, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Item/Configure permission.

References (1)

Core 1

Core References

Vendor Advisory vendor-advisory

Jenkins Security Advisory 2026-04-29

https://www.jenkins.io/security/advisory/2026-04-29/#SECURITY-3706

Scores

CVSS v3 8.0

EPSS 0.0028

EPSS Percentile 19.6%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

Details

CWE

CWE-79

Status published

Products (3)

jenkins/html_publisher < 427

Jenkins Project/Jenkins HTML Publisher Plugin < 427

org.jenkins-ci.plugins/htmlpublisher 0 - 427.1Maven

Published Apr 29, 2026

Tracked Since Apr 29, 2026