The Ivory Search WordPress plugin before 5.5.10 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 unfilteredhtml is disallowed

The Ivory Search – WordPress Search Plugin plugin for WordPress is vulnerable to Information Exposure in all versions up to, and including, 5.5.6 via the ajaxloadposts function. This makes it possible for unauthenticated attackers to extract text data from password-protected posts using the boolean-based attack on the AJAX search form

The Ivory Search WordPress plugin before 5.4.1 does not escape some of the Form settings, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfilteredhtml capability is disallowed.

Reflected Cross-Site Scripting (XSS) vulnerability in WordPress Ivory Search plugin (versions <= 4.6.6). Vulnerable parameter: &post.

The Search Forms page of the Ivory Search WordPress lugin before 4.6.1 did not properly sanitise the tab parameter before output it in the page, leading to a reflected Cross-Site Scripting issue when opening a malicious crafted link as a high privilege user. Knowledge of a form id is required to conduct the attack.