CVE-2020-2109

8.8 highEPSS 1.3%

Sandbox protection in Jenkins Pipeline: Groovy Plugin 2.78 and earlier can be circumvented through default parameter expressions in CPS-transformed methods.

Severity

CVSS 3.1

8.8 high

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS: 1.3% chance of exploitation in the next 30 days; higher than 69% of CVEs (scores of 2026-10-31)
CWE: CWE-20
Published: 2020-02-12
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

jenkins:pipeline\

Packages (OSV)

Advisory	Ecosystem	Package	Affected	Fixed in
GHSA-99mf-f3qh-wqrp	Maven	org.jenkins-ci.plugins.workflow:workflow-cps	<2.79	2.79

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

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