Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Zakaria Binsaifullah GutSlider – All in One Block Slider allows Stored XSS.This issue affects GutSlider – All in One Block Slider: from n/a through 2.7.3.
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.