MQTT MCP Server

Item: MQTT MCP Server
Rating: 60
Author: M8ven

Enables interacting with MQTT brokers to publish, subscribe, and manage connections, with a real-time web UI for visual feedback.

→ sergiudanstan/mqtt-mcp-server · listed on glama

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// key findings

⚠️

Known vulnerabilities in dependencies: 3 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 dependencies3 high3 low

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

high@modelcontextprotocol/sdk@1.0.4GHSA-8r9q-7v3j-jr4g

Anthropic's MCP TypeScript SDK has a ReDoS vulnerability

high@modelcontextprotocol/sdk@1.0.4GHSA-w48q-cv73-mx4w

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

highws@8.16.0GHSA-3h5v-q93c-6h6q

ws affected by a DoS when handling a request with many HTTP headers

lowexpress@4.18.2GHSA-qw6h-vgh9-j6wx

express vulnerable to XSS via response.redirect()

lowexpress@4.18.2GHSA-rv95-896h-c2vc

Express.js Open Redirect in malformed URLs

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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.

configMQTT_BROKER— mqtt://broker.hivemq.com:1883 MQTT_TOPIC=color/change PORT=3000 npm run start:web

configMQTT_TOPIC— MQTT_BROKER=mqtt://broker.hivemq.com:1883 =color/change PORT=3000 npm run start:web

configPORT— MQTT_BROKER=mqtt://broker.hivemq.com:1883 MQTT_TOPIC=color/change =3000 npm run start:web

// 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 3 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/sergiudanstan-mqtt-mcp-server-ihhbea)](https://m8ven.ai/mcp/sergiudanstan-mqtt-mcp-server-ihhbea)

commit: 7d1148f4f8ccc21816b80791da99339a7fe3cc48

code hash: 8b8c1d5f5c48ec91778fd17404a959aa8de405fc945090399085520d93073812

verified: 6/10/2026, 10:22:03 AM

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