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Your AI Coding Agent Is Installing Abandoned MCP Servers From Its Training Data

Glow Labs published research on what they're calling MCPhantom, and the uncomfortable part is that nobody attacked anyone. Their finding: AI coding agents (Claude Code, Cursor, Codex CLI, and others, across Anthropic, OpenAI, and xAI models) routinely install deprecated, archived Anthropic MCP refe…

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  1. 2026-11-14 09:57 · DEV Community — AI
    Your AI Coding Agent Is Installing Abandoned MCP Servers From Its Training Data

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