The SlideDeck 1 Lite Content Slider WordPress plugin through 1.4.8 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin.
https://wpscan.com/vulnerability/32a90907-e82f-41b3-b20e-d10a722e2999/