The Orders Tracking for WooCommerce WordPress plugin before 1.2.6 doesn't validate the file_url parameter when importing a CSV file, allowing high privilege users with the manage_woocommerce capability to access any file on the web server via a Traversal attack. The content retrieved is however limited to the first line of the file.
The Orders Tracking for WooCommerce WordPress plugin before 1.1.10 does not sanitise and escape the file_url before outputting it back in an admin page, leading to a Reflected Cross-Site Scripting