A flaw was found in Jenkins. The Pipeline: Shared Groovy Libraries follows symbolic links to locations outside of the expected Pipeline library when reading files using the libraryResource step. This flaw allows attackers who can configure Pipelines to read arbitrary files on the Jenkins controller file system.
A flaw was found in Jenkins. The Pipeline: Shared Groovy Libraries does not restrict the names of resources passed to the libraryResource step. This flaw allows attackers who can configure Pipelines to read arbitrary files on the Jenkins controller file system.