There is an arbitrary file download vulnerability in GuoMinJim PersonManage thru commit 5a02b1ab208feacf3a34fc123c9381162afbaa95 (2020-11-23) in the document query function under the Download Center menu in the PersonManage system.
https://github.com/GuoMinJim/PersonManage/issues/10
https://gist.github.com/LockeTom/95b2a47f2dcb27e62690754993a4c7cd