The plugin does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks
1. Install WooCommerce and add a product.
2. Install Elementor.
3. Insert the following shortcode in a page/post:
[woo-products-widgets-products columns='" onmouseover="alert(1)"']