# Exploit Title: BlackCat CMS 1.3.6 - 'Display name' Cross Site Scripting (XSS) # Date: 16-02-2021 # Exploit Author: Kamaljeet Kumar - TATA Advanced Systems Limited # Vendor Homepage: https://blackcat-cms.org/ # Software Link: https://blackcat-cms.org/page/download.php # Version: BlackCat CMS - 1.3.6 # Tested on: Windows # Steps to Reproduce: 1. To exploit this vulnerability an attacker has a login in the admin panel and clicks on the admin profile button. Then use " onmouseover=alert(1) " this XSS payload on Display name field and click on the Save button. 2 .Then refresh the page and hover the mouse on Display name filed and our XSS message pop up.