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OpenAdvisories
Critical · 9.0 CVE-2026-42523 EUVD-2026-26225GHSA-w22p-4x9f-486v

Jenkins GitHub Plugin has an XSS vulnerability

Published Apr 29, 2026 · Updated Apr 29, 2026 · Assigned by jenkins

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.

Affected products

VendorProductAffectedFixed
Jenkins Project Jenkins GitHub Plugin ≤ 1.46.0 —

Affected packages

EcosystemPackageAffectedFixedRecord
Maven com.coravy.hudson.plugins.github:github < 1.46.0.1 1.46.0.1 GHSA-w22p-4x9f-486v

Advisories 1

References