Shanghai Lingdang Information Technology Lingdang CRM index.php path traversal

A vulnerability has been found in Shanghai Lingdang Information Technology Lingdang CRM up to 8.6.0.0 and classified as problematic. This vulnerability affects unknown code of the file /crm/weixinmp/index.php?userid=123&module=Users&usid=1&action=UsersAjax&minipro_const_type=1&related_module=Singin. The manipulation of the argument pathfile leads to path traversal. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.