Missing Authorization vulnerability in Wpexpertsio APIExperts Square for WooCommerce allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects APIExperts Square for WooCommerce: from n/a through 4.4.1.

The Payments Plugin and Checkout Plugin for WooCommerce: Stripe, PayPal, Square, Authorize.net 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, 1.112.0. 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.

The Freemius SDK, as used by hundreds of WordPress plugin and theme developers, was vulnerable to Cross-Site Request Forgery and Information disclosure due to missing capability checks and nonce protection on the _get_debug_log, _get_db_option, and the _set_db_option functions in versions up to, and including 2.4.2. Any WordPress plugin or theme running a version of Freemius less than 2.4.3 is vulnerable.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Wpexpertsio WC Shop Sync – Integrate Square and WooCommerce for Seamless Shop Management allows Reflected XSS.This issue affects WC Shop Sync – Integrate Square and WooCommerce for Seamless Shop Management: from n/a through 4.2.9.

Authorization Bypass Through User-Controlled Key vulnerability in WooCommerce WooCommerce Square.This issue affects WooCommerce Square: from n/a through 3.8.1.