CVE-2020-2279
A sandbox bypass vulnerability in Jenkins Script Security Plugin 1.74 and earlier allows attackers with permission to define sandboxed…
- 9.9CriticalCVSS base score
- 2.1%Exploitation in 30 daysEPSS · top 18% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
A sandbox bypass vulnerability in Jenkins Script Security Plugin 1.74 and earlier allows attackers with permission to define sandboxed scripts to provide crafted return values or script binding content that can result in arbitrary code execution on the Jenkins controller JVM.
Timeline
ID reserved
By jenkins
- 10 months later
· 10 months later
Published
- 4 years later
· 4 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 | Critical9.9 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 2.1% · top 18% of all CVEs (12 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.9.
Affected products
Jenkins project · Jenkins Script Security Plugin
- affected unspecified – ≤ 1.74
- unaffected 1.66.5
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- Mavenorg.jenkins-ci.plugins:script-securityGHSA-ccr8-4xr7-cgj3 (opens in a new tab)
References
References2
- https://www.jenkins.io/security/advisory/2020-09-23/#SECURITY-2020 (opens in a new tab)x_refsource_CONFIRMx_transferred
- [oss-security] 20200923 Multiple vulnerabilities in 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-2022-3563 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-ccr8-4xr7-cgj3 (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-2020-2279)Record last updated .