Security Advisory

CVE-2026-84661

5.4
MEDIUM

Vulnerability Description

A missing permission check in Jenkins Pipeline: Build Step Plugin 599.v4b_67ea_11b_152 and earlier causes downstream builds awaited by the `waitForBuild` step when the `propagateAbort` parameter is used to be canceled even when the build's authentication lacks Item/Cancel permission on the downstream job.
Published Date September 2, 2026
Official Source NIST NVD Advisory