YouDianCMS ydLib.php curl_exec server-side request forgery

A vulnerability has been found in YouDianCMS 7 and classified as critical. Affected by this vulnerability is the function curl_exec of the file /App/Core/Extend/Function/ydLib.php. The manipulation of the argument url leads to server-side request forgery. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-273253 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.