HuankeMao SCRM Administrator Backend WxkConfig.php upload_domain_verification_file unrestricted upload

A vulnerability, which was classified as critical, has been found in HuankeMao SCRM up to 0.0.3. Affected by this issue is the function upload_domain_verification_file of the file WxkConfig.php of the component Administrator Backend. The manipulation of the argument domain_verification_file leads to unrestricted upload. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.