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MCP - The tweet highlights a security vulnerability in MCP

The tweet highlights a security vulnerability in MCP server tools, where the tool descriptions themselves can be injected with instructions that the LLM follows blindly, and calls for more security auditing at the tool definition layer.

Updated: 4/13/2026

MCP server forensics is a seriously underexplored niche. The attack surface most people miss: tool descriptions themselves can be injected with instructions the LLM follows blindly. Security auditing at the tool definition layer is wide open territory right now. https://t.co/s9XUzzKQKT Source: https://x.com/saen_dev/status/2031042095562072299

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