CVSS 3.1
5.4 mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:NCVE-2021-21619
Medium (5.4) in jenkins claim. EPSS 9.4% chance of exploitation in the next 30 days. Fixed in org.jenkins-ci.plugins:claim 2.18.2.
Jenkins Claim Plugin 2.18.1 and earlier does not escape the user display name, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers who are able to control the display names of Jenkins users, either via the security realm, or directly inside Jenkins.
Severity
- EPSS
- 9.4% chance of exploitation in the next 30 days; higher than 95% of CVEs (scores of 2026-10-31)
- CWE
- CWE-79
- Published
- Modified
- Record from
- the NVD, synced
Affected
- jenkins:claim
Packages (OSV)
| Advisory | Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|---|
| GHSA-48hr-jg4p-w4p4 | Maven | org.jenkins-ci.plugins:claim | <2.18.2 | 2.18.2 |