1. Web Security Academy
  2. Business logic vulnerabilities
  3. Examples
  4. Lab

Lab: Low-level logic flaw

PRACTITIONER

This lab doesn't adequately validate user input. You can exploit a logic flaw in its purchasing workflow to buy items for an unintended price. To solve the lab, buy a "Lightweight l33t leather jacket".

You can access your own account using the following credentials: wiener:peter