Yifang CMS Admin Panel downloadFile path traversal

A vulnerability, which was classified as problematic, was found in Yifang CMS up to 2.0.2. Affected is the function downloadFile of the file /api/File/downloadFile of the component Admin Panel. The manipulation of the argument File leads to path traversal. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.