🔓 403 Bypass Practice Lab

A bug bounty practice lab demonstrating various 403 Forbidden bypass techniques.

Created by zack0x01 | Learn Bug Bounty | YouTube | Twitter

Quick Start:

chmod +x start.sh
./start.sh

Manual Installation:

python3 -m venv venv
source venv/bin/activate
pip install -r requirements.txt
python app.py

Open http://localhost:5000 in your browser.

8 different 403 bypass challenges:

1. HTTP Verb Bypass - /admin/secret
2. HTTP Header Bypass - /internal/data
3. Path Encoding Bypass - /protected/files
4. Path Case Bypass - /sensitive/info
5. Path Slash Bypass - /restricted/area
6. Parameter Pollution - /api/user?id=123
7. Host Header Bypass - /local/admin
8. Method Override Bypass - /api/update

Each challenge returns 403 Forbidden - bypass it to get the flag!

• HackTricks 403 Bypass Guide

Educational purposes only. Use responsibly.