A Directory Traversal vulnerability exists in FusionPBX 4.5.7 allows malicoius users to rename any file of the system.via the (1) folder, (2) filename, and (3) newfilename variables in app\edit\filerename.php.
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-21055.json"