Train Scheduler App 1.0 Insecure Direct Object Reference

`# Exploit Title: Train Scheduler App v1.0 - Insecure Direct Object Reference (IDOR) to "delete user id "   
# Exploit Author: Rohit Sharma  
# Vendor Name: oretnom23   
# Vendor Homepage: https://www.sourcecodester.com/php/15720/train-scheduler-app-using-php-oop-and-mysql-database-free-download.html  
# Software Link: https://www.sourcecodester.com/php/15720/train-scheduler-app-using-php-oop-and-mysql-database-free-download.html  
# Version: v1.0  
# Tested on: window, xampp ,apache  
  
  
vulnerability description:- Train Scheduler App suffers from an Insecure Direct Object Reference (IDOR) vulnerability  
  
  
  
Vulnerable Parameters:  
action , id   
  
how to reproduce this vulnerabilty:-  
1:- host this web on local host   
2:- go to this url http://127.0.0.1/train_scheduler_app/  
3:- add random number to generate schedule list i creted alot list to testing this application   
4:- go this url http://127.0.0.1/train_scheduler_app/?action=delete&id=5  
5:- id parameter is vulnerbale for idor change this to increasing number to delet user schedule list 5>>6>>7>>8 etc   
  
  
  
`