Prestashop salesbooster <= 1.10.4 is vulnerable to Incorrect Access Control via modules/salesbooster/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.
The product does not properly verify that the source of data or communication is valid.