The yikes-inc-easy-mailchimp-extender plugin before 6.5.3 for WordPress has code injection via the admin input field.

The Easy Forms for Mailchimp WordPress plugin before 6.8.6 does not sanitise and escape the field_name and field_type parameters before outputting them back in attributes, leading to Reflected Cross-Site Scripting issues

Broken Access Control vulnerability in YIKES Inc. Custom Product Tabs for WooCommerce plugin <= 1.7.7 at WordPress leading to &yikes-the-content-toggle option update.

Auth. (admin+) Stored Cross-Site Scripting (XSS) vulnerability in Custom Product Tabs for WooCommerce plugin <= 1.7.9 on WordPress.

The Easy Forms for Mailchimp WordPress plugin before 6.8.9 does not sanitise and escape some of its from parameters, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)

The Easy Forms for Mailchimp WordPress plugin before 6.8.8 does not sanitise and escape some parameters before outputting them back in the response, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin

The Easy Forms for Mailchimp WordPress plugin before 6.8.7 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

Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in YIKES, Inc. Easy Forms for Mailchimp plugin <= 6.8.8 versions.

The Easy Forms for Mailchimp WordPress plugin before 6.8.9 does not sanitise and escape a parameter before outputting it back in the page when the debug option is enabled, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin.

The Easy Forms for Mailchimp WordPress plugin through 6.8.10 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Cross-Site Scripting attacks even when unfiltered_html is disallowed

The Custom Product Tabs for WooCommerce plugin for WordPress is vulnerable to PHP Object Injection in all versions up to, and including, 1.8.5 via deserialization of untrusted input in the 'yikes_woo_products_tabs' post meta parameter. This makes it possible for authenticated attackers, with Shop Manager-level access and above, to inject a PHP Object. No known POP chain is present in the vulnerable software. If a POP chain is present via an additional plugin or theme installed on the target system, it could allow the attacker to delete arbitrary files, retrieve sensitive data, or execute code.