Boonex Dolphin 7.4.2 Cross Site Scripting

`# Exploit Title: Boonex Dolphin 7.4.2 - 'width' Stored XSS  
# Date: 18-03-2021  
# Exploit Author: Piyush Patil  
# Vendor Homepage: https://www.boonex.com/  
# Software Link: https://www.boonex.com/downloads  
# Version: 7.4.2  
# Tested on: Windows 10  
  
# Reference - https://github.com/xoffense/POC/blob/main/Boonex%20Dolphin%20CMS%207.4.2%20%20stored%20XSS  
  
Steps to Reproduce Bug:  
1- Login to Admin Panel  
2- Goto "Builders" => "Pages Builder"  
3- Select any page  
4- Turn on Burp Suite Intercept and Change "other pages width" to "1081px</script><script>alert(document.cookie)</script>"  
  
`