CVE-2020-2231
unknown
CVSS v3
—
CVSS v4 NEW
—
VIR risk
1.0
Description
Improper Neutralization of Input During Web Page Generation in Jenkins
Predictions
Exploit likelihood
30%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
Exploits
Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.
Exploit-DB
Jenkins 2.235.3 - 'X-Forwarded-For' Stored XSS
Source code queued for fetch — refresh in a moment.
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Maven | org.jenkins-ci.main:jenkins-core | <2.235.4 | 2.235.4 |
| Maven | org.jenkins-ci.main:jenkins-core | >=2.237,<2.252 | 2.252 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2020-2231
- https://github.com/jenkinsci/jenkins/commit/29c9a8fdeafe26fded955cfba188f50fd4f1786a
- https://jenkins.io/security/advisory/2020-08-12/#SECURITY-1960
- http://packetstormsecurity.com/files/160616/Jenkins-2.251-LTS-2.235.3-Cross-Site-Scripting.html
- http://www.openwall.com/lists/oss-security/2020/08/12/4
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.