{"cve":"CVE-2020-2109","nvd":{"published":"2020-02-12T15:15:12.430","modified":"2026-06-17T03:11:46.483","status":"Modified","description":"Sandbox protection in Jenkins Pipeline: Groovy Plugin 2.78 and earlier can be circumvented through default parameter expressions in CPS-transformed methods.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":8.8},"cwes":["CWE-20"],"references":["http://www.openwall.com/lists/oss-security/2020/02/12/3","https://jenkins.io/security/advisory/2020-02-12/#SECURITY-1710","http://www.openwall.com/lists/oss-security/2020/02/12/3","https://jenkins.io/security/advisory/2020-02-12/#SECURITY-1710"],"products":["jenkins:pipeline\\"],"source":"nvd","synced_at":"2026-10-19T21:02:53.949909883+00:00"},"epss":{"cve":"CVE-2020-2109","score":0.01257,"percentile":0.69549,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-99mf-f3qh-wqrp","url":"https://osv.dev/vulnerability/GHSA-99mf-f3qh-wqrp","summary":"Improper Input Validation in Jenkins Pipeline: Groovy Plugin","modified":"2024-02-16T08:24:15.997671Z","packages":[{"ecosystem":"Maven","name":"org.jenkins-ci.plugins.workflow:workflow-cps","purl":"pkg:maven/org.jenkins-ci.plugins.workflow/workflow-cps","ranges":["<2.79"],"fixed":["2.79"]}]}],"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."]}