Niushop B2B2C Multi-business basic version V1.11, can bypass the administrator to obtain the background upload interface, through parameter upload, bypass the getimagesize function, upload php file, getshell.

In Niushop B2B2C Multi-Business Basic Edition V1.11, authentication can be bypassed, causing administrators to reset any passwords.

NIUSHOP V1.11 has CSRF via search_info to index.php.

NIUSHOP V1.11 has XSS via the index.php?s=/admin URI.