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I audited 12 MCP servers and found the same vulnerability in every one

This story is from 2026-08-23. It is preserved in the archive; the latest stories are on the live feed.

This is the second post in our MCP security series. Read the first: We found an attack class in MCP tool-call receipts . When we started auditing MCP (Model Context Protocol) servers for response integrity issues, we expected to find different problems in different implementations. Instead, we foun…

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  1. 2026-08-23 11:07 · DEV Community — AI
    I audited 12 MCP servers and found the same vulnerability in every one

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