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OPNsense MCP Server

A modular MCP server that provides access to over 2,000 OPNsense firewall management methods through 88 specialized tools. It enables AI assistants to securely manage firewall rules, network interfaces, and system diagnostics using a type-safe TypeScript interface.

→ Pixelworlds/opnsense-mcp-server· listed on glama
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// key findings
⚠️
Known vulnerabilities in dependencies: 2 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.
✅
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 2 credentials: OPNSENSE_API_KEY, OPNSENSE_API_SECRET
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@1.0.1GHSA-8r9q-7v3j-jr4g

Anthropic's MCP TypeScript SDK has a ReDoS vulnerability

high@modelcontextprotocol/sdk@1.0.1GHSA-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.
configINCLUDE_PLUGINS— To include all 64 plugin module tools, add "--plugins" to the args or set "": "true" in env.
🔐 secretOPNSENSE_API_KEY— "": "your-api-key",
🔐 secretOPNSENSE_API_SECRET— "": "your-api-secret",
configOPNSENSE_URL— "": "https://192.168.1.1",
configOPNSENSE_VERIFY_SSL— "": "false"
// 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/pixelworlds-opnsense-mcp-server-19y69w)](https://m8ven.ai/mcp/pixelworlds-opnsense-mcp-server-19y69w)
commit: b7a214ed26e78c916e643da3a2e9720d3aaff936
code hash: 44a1fd71f616185ff869b78c05be822bc8301c5f3bd9f2a73235620d9b96866d
verified: 6/17/2026, 12:22:23 PM
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