/usr/share/java/munge-maven-plugin-1.0.jar is in libmunge-maven-plugin-java 1.0-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/java/../maven-repo/org/sonatype/plugins/munge-maven-plugin/1.0/munge-maven-plugin-1.0.jar