Back
CVE-2021-21670Jenkins 2.299 and earlier, LTS 2.289.1 and earlier allows users to cancel queue items and abort builds of jobs for which they have…
- 4.3MediumCVSS base score
- 2.0%Exploitation in 30 daysEPSS · top 19% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
Jenkins 2.299 and earlier, LTS 2.289.1 and earlier allows users to cancel queue items and abort builds of jobs for which they have Item/Cancel permission even when they do not have Item/Read permission.
Timeline
ID reserved
By jenkins
- 6 months later
· 6 months later
Published
- 3 years later
· 3 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Medium4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N |
- EPSS (exploitation in 30 days)
- 2.0% · top 19% of all CVEs (13 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.
Affected products
- affected unspecified – ≤ 2.299
- affected unspecified – ≤ LTS 2.289.1
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- Mavenorg.jenkins-ci.main:jenkins-coreGHSA-q4wp-8c99-69pw (opens in a new tab)
References
References2
- https://www.jenkins.io/security/advisory/2021-06-30/#SECURITY-2278 (opens in a new tab)x_refsource_CONFIRMx_transferred
- [oss-security] 20210630 Multiple vulnerabilities in Jenkins and Jenkins plugins (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2022-4887 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-q4wp-8c99-69pw (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2021-21670)Record last updated .