Jenkins Improper Limitation of a Pathname to a Restricted Directory (Path Traversal) Vulnerability - CVE-2018-1000406
A path traversal vulnerability exists in Jenkins 2.145 and earlier LTS 2.138.1 and earlier in core/src/main/java/hudson/model/FileParameterValue.java that allows attackers with Job/Configure permission to define a file parameter with a file name outside the intended directory resulting in an arbitrary file write on the Jenkins master when scheduling a build.