Missing Authorization vulnerability in OnTheGoSystems WooCommerce Multilingual & Multicurrency multilingual allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects WooCommerce Multilingual & Multicurrency: from n/a through 5.3.6.

The WooCommerce Multilingual & Multicurrency with WPML plugin for WordPress is vulnerable to Reflected Cross-Site Scripting due to the use of add_query_arg without appropriate escaping on the URL in all versions up to, and including, 5.3.7. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

Missing Authorization vulnerability in OnTheGoSystems WooCommerce Multilingual & Multicurrency.This issue affects WooCommerce Multilingual & Multicurrency: from n/a through 5.3.4.

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in OnTheGoSystems WooCommerce Multilingual & Multicurrency.This issue affects WooCommerce Multilingual & Multicurrency: from n/a through 5.3.3.1.