signal-mcp

Enables querying Signal Desktop chats and messages by reading the encrypted SQLite database directly, providing tools for listing chats, searching messages, and running read-only SQL queries.

→ jagypus/signal-mcp · listed on glama

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// key findings

🚨

Known vulnerabilities in dependencies: 2 critical, 2 high

Affects packages this MCP installs at runtime. Upgrade or remove the affected dependency.

🔐

You'll be asked for 1 credential: SIGNAL_KEY

These are read from process.env at runtime. Make sure you trust where they’ll be sent.

// required environment variables

This server reads these from process.env. You'll be asked to provide them before it can run.

configSIGNAL_DIR— Override default Signal data directory (useful for fixtures).

🔐 secretSIGNAL_KEY— 64-char hex SQLCipher key, bypassing config.json/Keychain.

// full audit trail

The full breakdown of what we checked, the deductions that landed, the network hosts, the dependency advisories, and concrete fix guidance is available to verified publishers.

// improvement guidance — verified publishers only

We have 6 concrete improvements we can share with the publisher of this MCP. Each comes with specific guidance to raise the trust score.

// embed badge in your README

[![M8ven Score](https://m8ven.ai/badge/mcp/jagypus-signal-mcp-5v7ct5)](https://m8ven.ai/mcp/jagypus-signal-mcp-5v7ct5)

commit: 04b9e75de398244af06f0f7dabaafedd9babeb9f

code hash: eeaabbf1f0ba271b66e68b78c4cfb0db3b4a29f9f9c930cbbe0778ad74d95c85

verified: 6/11/2026, 11:16:55 AM

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