slack-user-mcp-server

Enables AI agents to interact with Slack using a user token, providing full access to message search, channel history, DMs, and posting as the user.

→ farsght/slack-user-mcp-server · listed on glama

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// key findings

🚨

Secret credentials may flow to a network call

1 flow detected: SLACK_USER_TOKEN. We can’t prove the destination matches the brand the credential belongs to.

⚠️

Known vulnerabilities in dependencies: 2 high

Affects packages this MCP installs at runtime. Upgrade or remove the affected dependency.

🔐

You'll be asked for 1 credential: SLACK_USER_TOKEN

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

// known CVEs in dependencies2 high

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

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.

🔐 secretSLACK_USER_TOKEN— "": "xoxp-your-token-here"

// 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/farsght-slack-user-mcp-server-naa075)](https://m8ven.ai/mcp/farsght-slack-user-mcp-server-naa075)

commit: 50911db4fe214b52a13647265b43c634965bf5b5

code hash: 6559db93336591c62be6d25ecee14ddcc45df723578e13d6cd0205f40754f414

verified: 6/22/2026, 1:27:33 PM

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