ShareThis Dashboard for Google Analytics < 2.5.2 - Reflected Cross-Site Scripting (XSS)

The ShareThis Dashboard for Google Analytics WordPress plugin before 2.5.2 does not sanitise or escape the 'ga_action' parameter in the stats view before outputting it back in an attribute when the plugin is connected to a Google Analytics account, leading to a reflected Cross-Site Scripting issue which will be executed in the context of a logged in administrator