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What I found scanning the top 500 MCP servers for security

This story is from 2026-10-21. It is preserved in the archive; the latest stories are on the live feed.

Every MCP server you add to Claude, Cursor or your own agent is code that runs on your machine. Usually that's npx something or uvx something , and it runs with your environment variables and API keys sitting right there. I wanted to know how worried I should actually be. So I built a small scanner…

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  1. 2026-10-21 00:24 · DEV Community — AI
    What I found scanning the top 500 MCP servers for security

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