The AWeber Forms by Optin Cat 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, 2.5.7. 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 Kestrel WooCommerce AWeber Newsletter Subscription.This issue affects WooCommerce AWeber Newsletter Subscription: from n/a through 4.0.2.

The AWeber – Free Sign Up Form and Landing Page Builder Plugin for Lead Generation and Email Newsletter Growth plugin for WordPress is vulnerable to SQL Injection via the 'post_id' parameter in all versions up to, and including, 7.3.14 due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible for authenticated attackers, with administrator-level access and above, to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database.

Missing Authorization, Cross-Site Request Forgery (CSRF) vulnerability in AWeber AWeber – Free Sign Up Form and Landing Page Builder Plugin for Lead Generation and Email Newsletter Growth allows Accessing Functionality Not Properly Constrained by ACLs, Cross-Site Request Forgery.This issue affects AWeber – Free Sign Up Form and Landing Page Builder Plugin for Lead Generation and Email Newsletter Growth: from n/a through 7.3.9.