IDOR | TryHackMe Write-up

Walkthrough for IDOR TryHackme room. Learn how to find and exploit IDOR vulnerabilities in a web application giving you access to data that you shouldn't have.

This is my write-up for the TryHackMe room on IDOR. Written in 2026, I hope this write-up helps others learn and practice cybersecurity.

Task 1: An What is an IDOR?

An IDOR is an access control vulnerability that happens when a server trusts user input to access objects (like files or data) without verifying proper authorization, allowing unauthorized acc…