Cyberdudebivash

        Fake Postmark MCP Server Silently Stole Thousands of Emails With a Single Line of Code     By CyberDudeBivash • October 01, 2025, 11:40 AM IST • AppSec & Threat Analysis   Imagine discovering that for the last six months, a complete copy of every single transactional email your application has sent—every password reset, every welcome email, every purchase receipt—has been silently siphoned off to an attacker's server. Your customers received their emails, your application reported no errors, and yet, a catastrophic data breach occurred. This isn't a theoretical scenario. It's a classic Man-in-the-Middle (MitM) attack vector that leverages a compromised server to intercept trusted communications. The scariest part? It can all be accomplished by changing a **single line of code**. This is our deep-dive into the fake Mail Control Panel (MCP) server attack and the critical **DevSecOps** lessons every developer needs to learn.  ...