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Microsoft Teams MCP Server

Enables AI agents to interact with Microsoft Teams through Microsoft Graph API, using delegated device-code authentication to act on behalf of the user.

→ adkins-amdg/teams-mcp-server· listed on glama
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// key findings
⚠️
Known vulnerabilities in dependencies: 16 high
Affects packages this MCP installs at runtime. Upgrade or remove the affected dependency.
✅
16 tools verified — handlers match their declared behaviour
11 read-only tools verified — handlers contain no write/delete/exec
✅
No credential exfiltration, no sensitive file access, no obfuscation
Static analysis found nothing flowing your secrets to unexpected places.
// known CVEs in dependencies16 high12 low

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

high@modelcontextprotocol/sdk@1.6.1GHSA-8r9q-7v3j-jr4g

Anthropic's MCP TypeScript SDK has a ReDoS vulnerability

high@modelcontextprotocol/sdk@1.6.1GHSA-w48q-cv73-mx4w

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

highaxios@1.7.9GHSA-35jp-ww65-95wh

axios Vulnerable to Full Man-in-the-Middle via Prototype Pollution Gadget in `config.proxy`

highaxios@1.7.9GHSA-3g43-6gmg-66jw

axios Vulnerable to Credential Theft and Response Hijacking via Prototype Pollution Gadget in Config Merge

highaxios@1.7.9GHSA-43fc-jf86-j433

Axios is Vulnerable to Denial of Service via __proto__ Key in mergeConfig

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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.
configTEAMS_MCP_CLIENT_ID— edit .env: set and TEAMS_MCP_TENANT_ID
configTEAMS_MCP_TENANT_ID— edit .env: set TEAMS_MCP_CLIENT_ID and
configTEAMS_MCP_TOKEN_CACHE— Tokens + refresh token cached to disk (, default ~/.teams-mcp-token-cache.json, written 0600).
// 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/adkins-amdg-teams-mcp-server-1rfg0p)](https://m8ven.ai/mcp/adkins-amdg-teams-mcp-server-1rfg0p)
commit: 1fe416cf28891b873db2ed1ab54375b2c0071b97
code hash: 22573c931d9b55b45c1d51a166bb4d0b359815bccc1eb7880784ec3ed8485d70
verified: 7/1/2026, 10:02:34 AM
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