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Medium · 4.3 CVE-2026-42519 EUVD-2026-26220GHSA-p334-gfhq-c7w6

Jenkins Script Security Plugin: Missing permission checks allow enumeration of pending and approved classpaths

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

Description

A missing permission check in Jenkins Script Security Plugin 1399.ve6a_66547f6e1 and earlier allows attackers with Overall/Read permission to enumerate pending and approved Script Security classpaths.

Affected products

VendorProductAffectedFixed
Jenkins Project Jenkins Script Security Plugin ≤ 1399.ve6a_66547f6e1 —

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

Wolfi

ReleasePackageFixed inAdvisory
Wolfi rolling jenkins-2-openjdk-21 2.560-r1 —
Wolfi rolling jenkins-2-openjdk-25 2.563-r0 —

Affected packages

EcosystemPackageAffectedFixedRecord
Maven org.jenkins-ci.plugins:script-security < 1402.v94c9ce464861 1402.v94c9ce464861 GHSA-p334-gfhq-c7w6

Advisories 1

References