CVE-2020-2123: Jenkins Radargun

High severity, CVSS 8.8. EPSS: 2.3% chance of exploitation in the next 30 days.

Jenkins RadarGun Plugin 1.7 and earlier does not configure its YAML parser to prevent the instantiation of arbitrary types, resulting in a remote code execution vulnerability.

Affected products

• Jenkins Radargun: up to and including 1.7

Published 2020-02-12. Last modified 2026-06-17.