4images v1.7.11 - 'Profile Image' Stored Cross-Site Scripting

# Exploit Title: 4images v1.7.11 - 'Profile Image' Stored Cross-Site Scripting
# Date: 30-12-2020
# Exploit Author: Ritesh Gohil
# Vendor Homepage: https://www.4homepages.de/
# Software Link: https://www.4homepages.de/download-4images
# Version: 1.7.11
# Tested on: Windows 10/Kali Linux

Vulnerable Parameters: Profile Image.

Attack Vector:
This vulnerability can results attacker to inject the XSS payload into the IMAGE URL and each time
any user will go to that URL, the XSS triggers, and the attacker can able to steal the cookie according to the crafted payload.

Steps-To-Reproduce:
1. Login into 4images admin panel.
2. Now go to the add images tab.
3. Now paste the below payload in the URL field.
ritesh"><img src=x onerror=confirm(1)>
4. Now click on add button. 
5. The XSS will be triggered.