MyNotes

Security Notes

A collection of vulnerability research, CTF solutions, and security engineering notes.

Web SecurityOAuth 2.0Race Condition
Authentication Bypass via Race Condition in OAuth Flow

An in-depth analysis of a high-severity race condition vulnerability found in a financial application's OAuth 2.0 implementation.

October 24, 2024•8 min read
Node.jsPrototype PollutionRCE
From Idle to Pwn: Chaining Prototype Pollution to RCE

How a simple prototype pollution in a Node.js dashboard widget led to full remote code execution.

November 02, 2024•12 min read
IDORAPI SecurityPII Leak
Massive Data Leak via IDOR in Support Ticket System

Uncovering an Insecure Direct Object Reference that exposed thousands of private support tickets containing PII.

November 15, 2024•6 min read