As I can see you have provided report about found vulnerabilities on your site mmcgx.com however as I can see most of them are related to issues with code of PHP files that are used and not to server-side problems. In order to solve those problems and fix vulnerabilities please pass report to your web developer or vendor of application you are using.
As for directory listing warning - I have disabled directory browsing for your domain on Control panel -> Web options tab -> Indexes field and now content of folders cannot be viewed.我的网站主机服务器监测说程序有漏洞，求高手帮忙