Feishu MCP Server

A remote Model Context Protocol server for Feishu (Lark) that supports OAuth authentication and deployment on Cloudflare Workers. It allows AI clients to interact with Feishu documents, perform content searches, and manage document blocks with a zero-configuration experience.

→ ztxtxwd/open-feishu-mcp-server · 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.

✅

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.

// known CVEs in dependencies3 high3 medium24 low

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

high@modelcontextprotocol/sdk@1.25.2GHSA-345p-7cg4-v4c7

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

highhono@4.11.4GHSA-88fw-hqm2-52qc

hono: CORS Middleware reflects any Origin with credentials when `origin` defaults to the wildcard

highhono@4.11.4GHSA-q5qw-h33p-qvwr

Hono vulnerable to arbitrary file access via serveStatic vulnerability

mediumagents@0.3.6GHSA-cvhv-6xm6-c3v4

Cloudflare Agents is Vulnerable to Reflected Cross-Site Scripting in the AI Playground's OAuth callback handler

mediumagents@0.3.6GHSA-r7x9-8ph7-w8cg

Cloudflare Agents SDK has Insecure Direct Object Reference (IDOR) via Header-Based Email Routing

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// 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 1 concrete improvement 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/ztxtxwd-open-feishu-mcp-server-3ux2mz)](https://m8ven.ai/mcp/ztxtxwd-open-feishu-mcp-server-3ux2mz)

commit: cc4b164aa8ff65aa881d87c0631c8cc7d9c71819

code hash: d0090b8988d6c16d5d528da01634aee201d9bdb76331f59175fa74ba3609d0f5

verified: 6/17/2026, 12:13:27 PM

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