high8.8
CVE-2026-57296
Jenkins External Workspace Manager Plugin 1.3.2 and earlier does not reject path traversal sequences in the custom workspace path provided to the exwsAllocate …
Impact
Jenkins External Workspace Manager Plugin 1.3.2 and earlier does not reject path traversal sequences in the custom workspace path provided to the exwsAllocate Pipeline step, allowing attackers with Item/Configure permission to read arbitrary files on the Jenkins controller file system, which can lead to remote code execution.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| maven | org.jenkins-ci.plugins:external-workspace-manager | < 1.4.0 | 1.4.0 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/advisories/GHSA-hrmj-8fm9-cg8x
- https://nvd.nist.gov/vuln/detail/CVE-2026-57296
- https://www.jenkins.io/security/advisory/2026-06-24/#SECURITY-3777
- https://github.com/jenkinsci/external-workspace-manager-plugin/commit/2fccbbd398cf209f5931b48e006659dbee86ddf2
- https://github.com/jenkinsci/external-workspace-manager-plugin/releases/tag/external-workspace-manager-1.4.0