Channel Bridge MCP

Item: Channel Bridge MCP
Rating: 52
Author: M8ven

An independent messaging-channel bridge for Claude Code, with Slack Socket Mode adapter; enables Claude to receive and respond to messages via Slack.

→ weyhon/channel-bridge-mcp · listed on glama

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// key findings

🚨

Secret credentials may flow to a network call

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

⚠️

Known vulnerabilities in dependencies: 3 high

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

🔐

You'll be asked for 2 credentials: SLACK_APP_TOKEN, SLACK_BOT_TOKEN

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

// known CVEs in dependencies3 high

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

high@modelcontextprotocol/sdk@1.17.5GHSA-345p-7cg4-v4c7

@modelcontextprotocol/sdk has cross-client data leak via shared server/transport instance reuse

high@modelcontextprotocol/sdk@1.17.5GHSA-8r9q-7v3j-jr4g

Anthropic's MCP TypeScript SDK has a ReDoS vulnerability

high@modelcontextprotocol/sdk@1.17.5GHSA-w48q-cv73-mx4w

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

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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.

configCHANNEL_BRIDGE_STATE_DIR

🔐 secretSLACK_APP_TOKEN— xapp-REPLACE_ME

🔐 secretSLACK_BOT_TOKEN— xoxb-REPLACE_ME

// 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/weyhon-channel-bridge-mcp-1n8g2x)](https://m8ven.ai/mcp/weyhon-channel-bridge-mcp-1n8g2x)

commit: a4f43df2acc238a4506ba9c35da55dc9f1248613

code hash: 6eed69e06020a6ed38ab87c6b47ffc8a85e712f10805567a2603c532af1390a7

verified: 7/21/2026, 9:25:01 AM

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