Jenkins Subversion Partial Release Manager Plugin 1.0.1 and earlier programmatically disables the fix for CVE-2016-3721 whenever a build is triggered from a release tag, by setting the Java system property 'hudson.model.ParametersAction.keepUndefinedParameters'.

A missing permission check in Jenkins Subversion Partial Release Manager Plugin 1.0.1 and earlier allows attackers with Item/Read permission to trigger a build.

A cross-site request forgery (CSRF) vulnerability in Jenkins Subversion Partial Release Manager Plugin 1.0.1 and earlier allows attackers to trigger a build.

The Subversion plugin before 1.54 for Jenkins stores credentials using base64 encoding, which allows local users to obtain passwords and SSH private keys by reading a subversion.credentials file.