dev.to· Oct 16, 2026· by gabrielanhaia

Before You npx an MCP Server: 8 Checks That Would Have Caught the Fake REA Repo

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A copy of REA under a lookalike 'rea-tools' org shipped an exe Defender flags as a trojan. 8 checks, with commands, before your agent runs an MCP server.
🎯 Vulnerability: Web Security Vulnerability
💡 Defense Fix: Implement strict input validation, contextual output encoding, and enforce least-privilege authorization controls.
#security#mcp#npm#ai