FastMCP File Server

Item: FastMCP File Server
Rating: 39
Author: M8ven

A secure file server for AI assistants that provides comprehensive file operations and text manipulation with configurable access levels and multiple connection modes.

→ Luxshan2000/fastmcp-file-server · listed on glama

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// key findings

⚠️

Tool descriptions don’t match what handlers do

1 tool describes read intent but its handler mutates — replace_in_file (line 585: file_path.write_text(new_content, encoding="utf-8"))

✅

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 3 credentials: MCP_READ_KEY, MCP_WRITE_KEY, MCP_ADMIN_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.

configMCP_ALLOWED_PATH— export ="/path/to/your/files"

configMCP_MAX_FILE_SIZE— 10485760 Maximum file size in bytes (10MB)

configMCP_HTTP_PORT— export =8082

🔐 secretMCP_READ_KEY— None Read-only access token

🔐 secretMCP_WRITE_KEY— None Read/write access token

🔐 secretMCP_ADMIN_KEY— export ="your-secret-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 7 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/luxshan2000-fastmcp-file-server-abycvr)](https://m8ven.ai/mcp/luxshan2000-fastmcp-file-server-abycvr)

commit: 2fca61eb3d0c5f6bec21ec0d3ec1173cf0f37e05

code hash: 06f320f2ebdb946acac55b0db9b274f432eb8df6cf1954d5799135a520f134de

verified: 6/15/2026, 3:11:37 PM

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