Four AI agents vulnerable to zero-click RCE flaw

Claude Code, Codex, GitHub Copilot, and Gemini CLI share a zero-click remote code execution flaw.

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The fact

This supply chain vulnerability grants attackers employee-level access to systems and data.

Two of the four agents remain unpatched, leaving corporate systems exposed.

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Auto-synthesis from 1 media source · identified on September 18, 2026