# Exploit Title: Cloudron 6.2 - 'returnTo ' Cross Site Scripting (Reflected) # Date: 10.06.2021 # Exploit Author: Akıner Kısa # Vendor Homepage: https://cloudron.io # Software Link: https://www.cloudron.io/get.html # Version: 6.3 > # CVE : CVE-2021-40868 Proof of Concept: 1. Go to https://localhost/login.html?returnTo= 2. Type your payload after returnTo= 3. Fill in the login information and press the sign in button.