Critical severity9.8NVD Advisory· Published Nov 4, 2021· Updated Jun 17, 2026
CVE-2021-21690
CVE-2021-21690
Description
Agent processes are able to completely bypass file path filtering by wrapping the file operation in an agent file path in Jenkins 2.318 and earlier, LTS 2.303.2 and earlier.
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.main:jenkins-coreMaven | < 2.303.3 | 2.303.3 |
org.jenkins-ci.main:jenkins-coreMaven | >= 2.304, < 2.319 | 2.319 |
Affected products
5cpe:2.3:a:jenkins:jenkins:*:*:*:*:-:*:*:*+ 2 more
- cpe:2.3:a:jenkins:jenkins:*:*:*:*:-:*:*:*range: <2.319
- cpe:2.3:a:jenkins:jenkins:*:*:*:*:lts:*:*:*range: <2.303.3
- (no CPE)range: unspecified
- osv-coords2 versions
< 2.319.0+ 1 more
- (no CPE)range: < 2.319.0
- (no CPE)range: < 2.303.3
Patches
Vulnerability mechanics
References
6- github.com/advisories/GHSA-97c3-w9cr-6qc2ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2021-21690ghsaADVISORY
- www.jenkins.io/security/advisory/2021-11-04/nvdVendor AdvisoryWEB
- github.com/jenkinsci/jenkins/commit/104c751d907919dd53f5090f84d53c671a66457bghsaWEB
- github.com/jenkinsci/jenkins/commit/5a245e42979abe4a26d41727c839521e36cedd74ghsaWEB
- github.com/jenkinsci/jenkins/commit/63cde2daadc705edf086f2213b48c8c547f98358ghsaWEB
News mentions
1- Jenkins Security Advisory 2021-11-04Jenkins Security Advisories · Nov 4, 2021