Jenkins Script Security Plugin 1367.vdf2fc45f229c and earlier, except 1365.1367.va_3b_b_89f8a_95b_ and 1362.1364.v4cf2dc5d8776, does not perform a permission check in a method implementing form validation, allowing attackers with Overall/Read permission to check for the existence of files on the controller file system.

A sandbox bypass vulnerability involving sandbox-defined classes that shadow specific non-sandbox-defined classes in Jenkins Script Security Plugin 1335.vf07d9ce377a_e 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.

A sandbox bypass vulnerability involving crafted constructor bodies in Jenkins Script Security Plugin 1335.vf07d9ce377a_e 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.