medium4.3
CVE-2026-53438
A missing permission check in Jenkins 2.567 and earlier, LTS 2.555.2 and earlier allows attackers with Item/Cancel permission, but lacking Item/Read permission…
Impact
A missing permission check in Jenkins 2.567 and earlier, LTS 2.555.2 and earlier allows attackers with Item/Cancel permission, but lacking Item/Read permission, to cancel queue items they do not have permission to view.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| maven | org.jenkins-ci.main:jenkins-core | < 2.555.3 | 2.555.3 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Jenkins | Jenkins | before 2.555.3 before 2.568 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/advisories/GHSA-mw82-xcg6-gx79
- https://nvd.nist.gov/vuln/detail/CVE-2026-53438
- https://www.jenkins.io/security/advisory/2026-06-10/#SECURITY-3712
- https://github.com/jenkinsci/jenkins/commit/a154e1108f3170dc036ecbe6b2a89f164ff1554e
- https://github.com/jenkinsci/jenkins/commit/d22d0916148a430dd308760641539d06c0d8a184