m365-mcp

A Model Context Protocol server that gives Claude Code (or any MCP client) controlled access to Microsoft 365 through the Microsoft Graph API: mail, calendar, contacts, files, notes, tasks, Teams, SharePoint, and the full tenant-admin surface.

→ Corvalon/mcp-m365 · listed on glama

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// key findings

✅

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.

// required environment variables

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

configAZURE_CLIENT_ID— Application (client) ID (or AZURE_CLIENT_ID_<TENANT>) A GUID

configAZURE_TENANT_ID— Directory (tenant) ID (or AZURE_TENANT_ID_<TENANT>) The tenant GUID for work apps. For personal apps, use the literal string consumers

// 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 4 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/corvalon-mcp-m365-1jgw70)](https://m8ven.ai/mcp/corvalon-mcp-m365-1jgw70)

commit: 887a44a3d47627bb300ab64a3086fe1c04cf5657

code hash: b9e327f43d8d8e2b26f1a16630ea0adcd6c17a1985b8993d8c404abcac31d57c

verified: 6/19/2026, 10:53:38 AM

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