The WPFront Notification Bar plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘wpfront-notification-bar-options[custom_class]’ parameter in all versions up to, and including, 3.3.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level access, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.

Cross-Site Request Forgery (CSRF) vulnerability in finnj Frontier Post allows Cross Site Request Forgery.This issue affects Frontier Post: from n/a through 6.1.

The WPFront User Role Editor WordPress plugin before 3.2.1.11184 does not sanitise and escape the changes-saved parameter before outputting it back in the admin dashboard, leading to a Reflected Cross-Site Scripting

The WPFront Notification Bar WordPress plugin before 2.1.0.08087 does not properly sanitise and escape its settings, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.

The WPFront Scroll Top WordPress plugin before 2.0.6.07225 does not sanitise or escape its Image ALT setting before outputting it attributes, leading to an Authenticated Stored Cross-Site Scripting issues even when the unfiltered_html capability is disallowed.

The WPFront Notification Bar WordPress plugin before 2.0.0.07176 does not sanitise or escape its Custom CSS setting, allowing high privilege users such as admin to set XSS payload in it even when the unfiltered_html capability is disallowed, leading to an authenticated Stored Cross-Site Scripting issue