Idor

Dark technical schematic showing a leaked identity crossing a broken authorization boundary before an account email is rerouted

From an Email-Change IDOR to Zero-Click Account Takeover

How a body-supplied clientId, an attacker-directed OTP, and a login-error identifier leak chained into a zero-click account takeover.

August 11, 2026 · 10 min · 2047 words · nadler