pentester.land· Apr 17, 2021· by Aseem Shrey (@AseemShrey)Lets Learn English - Hacking 10M+ UsersOpen Original Article ↗📋 Copy Report☆ Save BookmarkTarget Program: -🎯 Vulnerability: Web Security Vulnerability💡 Defense Fix: Implement strict input validation, contextual output encoding, and enforce least-privilege authorization controls.#AWS misconfiguration#Insecure Firebase database#OTP bypass#Account takeover#Logic flaw