An issue in pf4j pf4j v.3.9.0 and before allows a remote attacker to obtain sensitive information and execute arbitrary code via the expandIfZip method in the extract function.
https://github.com/pf4j/pf4j/pull/538
https://github.com/pf4j/pf4j/pull/537
https://github.com/pf4j/pf4j/commit/8e0aa198c4e652cfc1eb9e05ca9b64397f67cc72