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22 days ago

glama

m365-mcp-server

A production-ready MCP server that provides secure, delegated access to Microsoft 365 services including Email, SharePoint, OneDrive, and Calendar. It enables AI models to search messages, browse files, manage calendar events, and parse document contents using OAuth 2.1 authentication.

→ SwamiRama/m365-mcp-server · 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 2 credentials: AZURE_CLIENT_SECRET, SESSION_SECRET

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

// known CVEs in dependencies2 critical2 high1 low

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

criticalvitest@3.0.4GHSA-5xrq-8626-4rwp

When Vitest UI server is listening, arbitrary file can be read and executed

criticalvitest@3.0.4GHSA-9crc-q9x8-hgqq

Vitest allows Remote Code Execution when accessing a malicious website while Vitest API server is listening

high@modelcontextprotocol/sdk@1.0.0GHSA-8r9q-7v3j-jr4g

Anthropic's MCP TypeScript SDK has a ReDoS vulnerability

high@modelcontextprotocol/sdk@1.0.0GHSA-w48q-cv73-mx4w

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

lowuuid@11.0.5GHSA-w5hq-g745-h8pq

uuid: Missing buffer bounds check in v3/v5/v6 when buf is provided

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.

configAZURE_CLIENT_ID— your-client-id

🔐 secretAZURE_CLIENT_SECRET— your-client-secret

configAZURE_TENANT_ID— your-tenant-id

configFILE_PARSE_MAX_OUTPUT_KB— No 500 Max parsed text output size

configFILE_PARSE_TIMEOUT_MS— No 30000 Document parsing timeout

configGRAPH_API_TIMEOUT_MS

configLOG_LEVEL— No info Log level (trace/debug/info/warn/error)

configMCP_SERVER_BASE_URL— No http://localhost:3000 Public URL (HTTPS required in production)

configMCP_SERVER_PORT— No 3000 Server port

configOAUTH_ACCESS_TOKEN_LIFETIME_SECS

configOAUTH_ALLOWED_REDIRECT_PATTERNS— No - Comma-separated URI patterns for DCR

configOAUTH_ALLOW_DYNAMIC_REGISTRATION

configOAUTH_AUTH_CODE_LIFETIME_SECS

configOAUTH_REFRESH_TOKEN_LIFETIME_SECS

configOAUTH_REFRESH_TOKEN_REUSE_GRACE_SECS

configOAUTH_SIGNING_KEY_PRIVATE— =<base64-encoded PEM>

configOAUTH_SIGNING_KEY_PUBLIC— =<base64-encoded PEM>

configPORT

configRATE_LIMIT_MAX_REQUESTS

configRATE_LIMIT_WINDOW_MS

configREDIS_URL— redis://localhost:6379

🔐 secretSESSION_SECRET— $(openssl rand -hex 32)

configSESSION_TTL_SECONDS

// 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/swamirama-m365-mcp-server-1586q9)](https://m8ven.ai/mcp/swamirama-m365-mcp-server-1586q9)

commit: 945ca14aa0f96d5829fa846330b5b0e782742cb5

code hash: 1f00c74eed069d6a98497535b1f77852d21020b858aba3df203570e4b5ec5d45

verified: 6/12/2026, 11:16:46 AM

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