← All advisories

Medium severity4.3NVD Advisory· Published Feb 24, 2021· Updated Jun 17, 2026

CVE-2021-21620

CVE-2021-21620

Description

A cross-site request forgery (CSRF) vulnerability in Jenkins Claim Plugin 2.18.1 and earlier allows attackers to change claims.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected packages

Versions sourced from the GitHub Security Advisory.

Package	Affected versions	Patched versions
org.jenkins-ci.plugins:claimMaven	< 2.18.2	2.18.2

Affected products

2

ghsa-coords
pkg:maven/org.jenkins-ci.plugins/claim
Range: < 2.18.2
Jenkins Project/Claim Plugincpe-rescue
Range: unspecified

Patches

Vulnerability mechanics

References

4

github.com/advisories/GHSA-4ffq-6g62-j4v4ghsaADVISORY
nvd.nist.gov/vuln/detail/CVE-2021-21620ghsaADVISORY
www.jenkins.io/security/advisory/2021-02-24/nvdVendor Advisory
www.jenkins.io/security/advisory/2021-02-24/ghsaWEB

News mentions

1

Jenkins Security Advisory 2021-02-24
Jenkins Security Advisories · Feb 24, 2021