CVE-2022-43403: Jenkins Script Security

Critical severity, CVSS 9.9. EPSS: 1.6% chance of exploitation in the next 30 days.

A sandbox bypass vulnerability involving casting an array-like value to an array type in Jenkins Script Security Plugin 1183.v774b_0b_0a_a_451 and earlier allows attackers with permission to define and run sandboxed scripts, including Pipelines, to bypass the sandbox protection and execute arbitrary code in the context of the Jenkins controller JVM.

Affected products

• Jenkins Script Security: up to and including 1183.v774b_0b_0a_a_451

Published 2022-10-19. Last modified 2026-06-17.