SiYuan MCP Server

Item: SiYuan MCP Server
Rating: 56
Author: M8ven

A Model Context Protocol server that enables AI assistants like Claude and Cursor to interact seamlessly with SiYuan Note through 15 specialized tools. It supports comprehensive note operations including unified search, document management, daily notes, and tag manipulation.

→ jjdunlop/siyuan-mcp-extended · listed on glama

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// key findings

⚠️

Known vulnerabilities in dependencies: 3 high

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

⚠️

Tests do not pass

Either the test suite is broken or the code regressed. Either way the published behaviour can’t be verified by the publisher’s own tests.

✅

No credential exfiltration, no sensitive file access, no obfuscation

Static analysis found nothing flowing your secrets to unexpected places.

✅

Open source with a license and README

Anyone can audit the code, the license is declared, and the publisher documents what it does.

🔐

You'll be asked for 1 credential: SIYUAN_TOKEN

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

// known CVEs in dependencies3 high

Disclosed vulnerabilities in this server's declared npm dependencies (via OSV). Whether each is reachable depends on the installed versions.

high@modelcontextprotocol/sdk@1.20.0GHSA-345p-7cg4-v4c7

@modelcontextprotocol/sdk has cross-client data leak via shared server/transport instance reuse

high@modelcontextprotocol/sdk@1.20.0GHSA-8r9q-7v3j-jr4g

Anthropic's MCP TypeScript SDK has a ReDoS vulnerability

high@modelcontextprotocol/sdk@1.20.0GHSA-w48q-cv73-mx4w

Model Context Protocol (MCP) TypeScript SDK does not enable DNS rebinding protection by default

Depend on this server? Get alerted when its CVEs change.Watch this server free →

// required environment variables

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

configSIYUAN_BASE_URL

configSIYUAN_TEST_NOTEBOOK

🔐 secretSIYUAN_TOKEN

// 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 2 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/jjdunlop-siyuan-mcp-extended-1l1g22)](https://m8ven.ai/mcp/jjdunlop-siyuan-mcp-extended-1l1g22)

commit: d214e51e7e6c34c2ed9693e9e8f6b8dd0cc8e784

code hash: 16db0b141edb42e46c63b1e1bb73e8f591788048419edcaf4c7d3202f103c16b

verified: 6/12/2026, 11:39:55 AM

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