FlatCore CMS 2.1.1 Cross Site Scripting

Exploit Title: FlatCore CMS 2.1.1 -Stored Cross Site Scripting Date: 2020-09-24 Exploit Author: Sinem Şahin Vendor Homepage: https://flatcore.org/ Version: 2.1.1 Tested on: Windows & XAMPP == Tutorial http://HOST/install/index.php 2- Write XSS Payload into the username of the user account. 3- Pre...