The If-So Dynamic Content Personalization WordPress plugin before 1.8.0.3 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 If-So Dynamic Content Personalization WordPress plugin before 1.8.0.4 does not sanitise and escape some of its settings, 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 If-So Dynamic Content Personalization WordPress plugin before 1.8.0.4 does not escape the $_SERVER['REQUEST_URI'] parameter before outputting it back in an attribute, which could lead to Reflected Cross-Site Scripting in old web browsers
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in If So Plugin If-So Dynamic Content Personalization allows Stored XSS.This issue affects If-So Dynamic Content Personalization: from n/a through 1.6.3.1.