Meizhou Qingyunke QYKCMS Update api.php unrestricted upload

A vulnerability was found in Meizhou Qingyunke QYKCMS 4.3.0. It has been classified as problematic. This affects an unknown part of the file /admin_system/api.php of the component Update Handler. The manipulation of the argument downurl 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-223287.