HACKR.GG
00 — Overview

OAuth 2.0 Attacks

Learn how OAuth authorization flows break under redirect_uri manipulation, missing state parameters, and authorization code interception.

Intermediate·50 min·5 tasks
// By the end of this module
Understand the OAuth 2.0 authorisation code flow end to end
Exploit open redirects in redirect_uri to steal authorisation codes
Perform CSRF on the OAuth callback to link attacker accounts
Abuse the implicit flow and token leakage via referrer headers