RoguePilot: How a Simple GitHub Issue Can Steal Your Copilot Session

RoguePilot: How a Simple GitHub Issue Can Steal Your Copilot Session Last Tuesday, I made a mistake I've made hundreds of times before. A contributor I'd never heard of opened a PR fixing a typo in our README. The change looked innocent—a missing period, a capitalized header. I merged it within minutes. Three hours later, my phone buzzed with an alert that made my stomach drop. Our security scanner had caught something live in the wild: a GitHub token, actively beaconing to a third-party server. The source? That README fix. The attack vector? My AI coding assistant. The same Copilot extension I trusted to make me more productive had become a Trojan horse for credential theft. Welcome to what I'm calling RoguePilot . And if you use GitHub Copilot, you're probably vulnerable right now. When Your AI Assistant Works Against You Here's what actually happened. The "typo fix" wasn't just a typo fix. Buried in the markdown was a prompt injection payload designed to weaponize Copilot's context-