CVE-2020-2231Jenkins 2.251 and earlier, LTS 2.235.3 and earlier does not escape the remote address of the host starting a build via 'Trigger builds…
- 5.4MediumCVSS base score
- 5.3%Exploitation in 30 daysEPSS · top 7.3% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 1Public exploitsMetasploit, Nuclei and Exploit-DB
Description
Jenkins 2.251 and earlier, LTS 2.235.3 and earlier does not escape the remote address of the host starting a build via 'Trigger builds remotely', resulting in a stored cross-site scripting (XSS) vulnerability exploitable by users with Job/Configure permission or knowledge of the Authentication Token.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list an Exploit-DB entry for it.
Show the exploits1
Exploit-DB1 entry
- Jenkins 2.235.3 - 'X-Forwarded-For' Stored XSS (Exploit-DB entry) (opens in a new tab)
EDB-ID 49244webapps, javapublished 14 Dec 2020Not verified
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By jenkins
- 8 months later
· 8 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 | Medium5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
- EPSS (exploitation in 30 days)
- 5.3% · top 7.3% of all CVEs (14 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.4.
Affected products
- affected unspecified – ≤ 2.251
- affected unspecified – ≤ LTS 2.235.3
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- Mavenorg.jenkins-ci.main:jenkins-coreGHSA-jpvq-v729-7j2h (opens in a new tab)
References
References3
- https://jenkins.io/security/advisory/2020-08-12/#SECURITY-1960 (opens in a new tab)x_refsource_CONFIRMx_transferred
- [oss-security] 20200812 Multiple vulnerabilities in Jenkins and Jenkins plugins (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- http://packetstormsecurity.com/files/160616/Jenkins-2.251-LTS-2.235.3-Cross-Site-Scripting.html (opens in a new tab)x_refsource_MISCx_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-2022-4412 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-jpvq-v729-7j2h (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-2020-2231)Record last updated .