The Logo Slider WordPress plugin before 4.6.0 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.
The Logo Slider WordPress plugin before 4.5.0 does not sanitise and escape some of its Logo and Slider settings, which could allow high privilege users such as Contributor to perform Stored Cross-Site Scripting
The Logo Slider WordPress plugin before 4.5.0 does not sanitise and escape some of its Logo Settings when outputing them in pages where the Logo Slider shortcode is embed, which could allow users with a role as low as Author to perform Cross-Site Scripting attacks.
The Logo Slider WordPress plugin before 4.1.0 does not validate and escape some of its Slider Settings before outputting them back in attributes, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks
The Logo Slider WordPress plugin before 4.0.0 does not validate and escape some of its Slider Settings before outputting them back in attributes, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks
The Logo Slider WordPress plugin before 3.6.0 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