Teams MCP

Item: Teams MCP
Rating: 52
Author: M8ven

A Model Context Protocol server enabling AI assistants to interact with Microsoft Teams, users, chats, and organizational data via Microsoft Graph APIs.

→ hahsanayub/teams-mcp · listed on glama

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// key findings

⚠️

Tool annotations don’t match behaviour

2 read-only tools perform write/delete/exec — download_chat_hosted_content (line 394: hostedContentRegex.exec(bodyContent)); download_message_hosted_content (line 1066: hostedContentRegex.exec(bodyContent))

⚠️

Tool descriptions don’t match what handlers do

2 tools describe read intent but their handlers mutate — download_chat_hosted_content (line 394: hostedContentRegex.exec(bodyContent)); download_message_hosted_content (line 1066: hostedContentRegex.exec(bodyContent))

✅

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 1 credential: AUTH_TOKEN

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

// known CVEs in dependencies4 medium9 low

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

mediumdompurify@3.3.3GHSA-39q2-94rc-95cp

DOMPurify's ADD_TAGS function form bypasses FORBID_TAGS due to short-circuit evaluation

mediumdompurify@3.3.3GHSA-cmwh-pvxp-8882

DOMPurify: Permanent `ALLOWED_ATTR` pollution via `setConfig()` bypassing the hook clone-guard (incomplete fix of the 3.4.7 hook-pollution patch)

mediumdompurify@3.3.3GHSA-h7mw-gpvr-xq4m

DOMPurify: FORBID_TAGS bypassed by function-based ADD_TAGS predicate (asymmetry with FORBID_ATTR fix)

mediumdompurify@3.3.3GHSA-rp9w-3fw7-7cwq

DOMPurify IN_PLACE Sanitization Bypass via Attached Shadow Root Inside <template>.content

lowdompurify@3.3.3GHSA-76mc-f452-cxcm

DOMPurify: Hook mutation of `data.allowedTags` / `data.allowedAttributes` permanently pollutes `DEFAULT_ALLOWED_TAGS` / `DEFAULT_ALLOWED_ATTR`

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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.

🔐 secretAUTH_TOKEN— Direct support for pre-issued Microsoft Graph access tokens

configTEAMS_MCP_READ_ONLY— Read-only mode (=true) — only these scopes are requested:

// 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/hahsanayub-teams-mcp-ev0p5b)](https://m8ven.ai/mcp/hahsanayub-teams-mcp-ev0p5b)

commit: f76b33e2a4f0396a53a74a3aae26b8fb6104b1d0

code hash: 6a6ada7bdd0f0a30f67aa3c619d8046c8f1cb26a6ee73404c8694979d9c5bd8a

verified: 7/25/2026, 8:40:44 AM

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