pentester.land· Sep 5, 2021· by Yurii Sanin (@SaninYurii)

Eye for an eye: Unusual single click JWT token takeover

Open Original Article ↗
Target Program: JetBrains
🎯 Vulnerability: OAuth 2.0 / JWT Authentication Bypass
💡 Defense Fix: Strictly verify JWT signatures on the backend, enforce state parameter validation, and reject 'alg: none'.
#Open redirect#JWT#Account takeover