Prestashop winbizpayment <= 1.0.2 is vulnerable to Incorrect Access Control via modules/winbizpayment/downloads/download.php.
The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.