WorkMail MCP Server

Enables Claude Desktop to securely access Amazon WorkMail email and calendar functionality through a local MCP server. Provides tools for reading, searching, and sending emails, as well as managing calendar events with built-in security protections.

→ darwinz/workmail-mcp-server · listed on glama

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// key findings

⚠️

Known vulnerabilities in dependencies: 1 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.

// known CVEs in dependencies1 high1 low

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

highesbuild@0.28.0GHSA-gv7w-rqvm-qjhr

esbuild: Missing binary integrity verification in Deno module enables remote code execution via NPM_CONFIG_REGISTRY

lowesbuild@0.28.0GHSA-g7r4-m6w7-qqqr

esbuild allows arbitrary file read when running the development server on Windows

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// required environment variables

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

configWORKMAIL_MCP_EWS_ENDPOINT

configWORKMAIL_MCP_LOG_LEVEL— info Log verbosity: error, warn, info, debug

configWORKMAIL_MCP_MAX_CALENDAR_DAYS— 30 Max calendar date range in days (1-90)

configWORKMAIL_MCP_MAX_EMAILS— 25 Max emails returned per request (1-100)

configWORKMAIL_MCP_RATE_LIMIT— 30 Max requests per minute (1-60)

// 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 6 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/darwinz-workmail-mcp-server-1j9rfn)](https://m8ven.ai/mcp/darwinz-workmail-mcp-server-1j9rfn)

commit: 97c5b01499c2cdf1a0d7e099a742c68109ffc86e

code hash: 60a513bbf64ddc23164db9a32659d312cd5e11f964b51d004955bc28125c9400

verified: 6/17/2026, 11:57:33 AM

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