1. Go to "Slider » Sliders" and edit one of the Sliders or add a new one. 

2. Click the "Slide options" and enter: 1" onmouseenter="alert(/XSS/)" ", in the input box named "Link the slide to". 

3. Click Save » refresh the page, and hover the mouse over the input box under 'Slide options' to check the XSS popup.