The Carousel Slider WordPress plugin before 2.2.4 does not sanitise and escape some of its settings, which could allow high privilege users such as editors to perform Cross-Site Scripting attacks even when unfiltered_html is disallowed
The Carousel Slider WordPress plugin before 2.2.11 does not sanitise and escape some parameters, which could allow users with a role as low as editor to perform Cross-Site Scripting attacks
The Carousel Slider WordPress plugin before 2.2.10 does not validate and escape some of its Slide options before outputting them back in the page/post where the related Slide shortcode is embed, which could allow users with the Editor role and above to perform Stored Cross-Site Scripting attacks