IDEsaster research exposes 30+ flaws in EVERY major AI coding IDE
Dec 2025
Security researcher Ari Marzouk discovered over 30 vulnerabilities across AI coding tools including GitHub Copilot, Cursor, Windsurf, Claude Code, Zed, JetBrains Junie, and more. 100% of tested AI IDEs were vulnerable to attack chains combining prompt injection with auto-approved tool calls and legitimate IDE features to achieve data exfiltration and remote code execution.
Incident Details
Perpetrator:AI coding assistants
Severity:Catastrophic
Blast Radius:Millions of developers using AI-powered IDEs exposed to RCE and data exfiltration via universal attack chains
Tech Stack
GitHub CopilotCursorWindsurfClaude CodeZedRoo CodeJetBrains JunieCline