Not analysed yet
We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.
Severity and exploitation
| Score | Rating | CVSS | Vector | Source |
|---|---|---|---|---|
| 9.0 | Critical | 3.1 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H | GitHub Advisory Database |
- CISA KEV Not listed.
- EPSS 0.025, the 85th percentile, on 13 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.
Timeline
Sources
- GitHub Advisory Database: GHSA-97c3-w9cr-6qc2
- OSV: GHSA-97c3-w9cr-6qc2
- nvd.nist.gov/vuln/detail/CVE-2021-21690
- github.com/jenkinsci/jenkins/commit/104c751d907919dd53f5090f84d53c671a66457b
- github.com/jenkinsci/jenkins/commit/5a245e42979abe4a26d41727c839521e36cedd74
- github.com/jenkinsci/jenkins/commit/63cde2daadc705edf086f2213b48c8c547f98358
- www.jenkins.io/security/advisory/2021-11-04/#SECURITY-2455