wanglongcn ltcms API Endpoint download server-side request forgery

A vulnerability has been found in wanglongcn ltcms 1.0.20 and classified as critical. This vulnerability affects the function download of the file /api/test/download of the component API Endpoint. The manipulation of the argument url leads to server-side request forgery. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.