⚠️ Training Target: This system uses numeric user IDs that may be vulnerable to IDOR attacks.
🚫 User Not Found
The requested user ID "999" does not exist in our system.
Error Code: USER_NOT_FOUND
Requested ID: 999
🎯 Hunter Objective:
- The system loads user profiles based on the
user_id parameter
- Try changing the user_id value in the URL (e.g., ?user_id=1, ?user_id=2)
- Look for administrative accounts with low numeric IDs
- Extract the system master key from the admin profile
🔧 Test Different User IDs:
🚨 Numeric IDOR vulnerability | Let's Jam Training Platform