Jenkins 2.318 and earlier, LTS 2.303.2 and earlier does not check agent-to-controller access to create parent directories in FilePath#mkdirs.
{ "cpes": [ "cpe:2.3:a:jenkins:jenkins:*:*:*:*:-:*:*:*", "cpe:2.3:a:jenkins:jenkins:*:*:*:*:lts:*:*:*" ], "severity": "Critical" }