Gacjie Server Upload.php index unrestricted upload

A vulnerability, which was classified as critical, was found in Gacjie Server up to 1.0. This affects the function index of the file /app/admin/controller/Upload.php. The manipulation of the argument file leads to unrestricted upload. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-256503.