{"cve":"CVE-2021-21626","nvd":{"published":"2021-03-18T14:15:13.490","modified":"2026-06-17T03:35:53.713","status":"Modified","description":"Jenkins Warnings Next Generation Plugin 8.4.4 and earlier does not perform a permission check in methods implementing form validation, allowing attackers with Item/Read permission but without Item/Workspace or Item/Configure permission to check whether attacker-specified file patterns match workspace contents.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","score":4.3},"cwes":["CWE-862"],"references":["http://www.openwall.com/lists/oss-security/2021/03/18/5","https://www.jenkins.io/security/advisory/2021-03-18/#SECURITY-2041","http://www.openwall.com/lists/oss-security/2021/03/18/5","https://www.jenkins.io/security/advisory/2021-03-18/#SECURITY-2041"],"products":["jenkins:warnings_next_generation"],"source":"nvd","synced_at":"2026-10-19T21:15:50.279857260+00:00"},"epss":{"cve":"CVE-2021-21626","score":0.00857,"percentile":0.58453,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-7j3x-xm4j-jfj7","url":"https://osv.dev/vulnerability/GHSA-7j3x-xm4j-jfj7","summary":"Missing permission checks in Jenkins Warnings Next Generation Plugin allow listing workspace contents","modified":"2024-02-16T08:20:00.726624Z","packages":[{"ecosystem":"Maven","name":"io.jenkins.plugins:warnings-ng","purl":"pkg:maven/io.jenkins.plugins/warnings-ng","ranges":["<8.5.0"],"fixed":["8.5.0"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}