littlebigbrains/lbb-mcp

Item: littlebigbrains/lbb-mcp
Rating: 72
Author: M8ven

An MCP server that provides graph-aware tools for interacting with Little Big Brain knowledge graphs, enabling search, query, commit, and configuration operations via natural language.

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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 1 credential: LBB_API_KEY

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

// known CVEs in dependencies2 high1 low

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

high@modelcontextprotocol/sdk@1GHSA-8r9q-7v3j-jr4g

Anthropic's MCP TypeScript SDK has a ReDoS vulnerability

high@modelcontextprotocol/sdk@1GHSA-w48q-cv73-mx4w

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

lowzod@3GHSA-m95q-7qp3-xv42

Zod denial of service vulnerability

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.

🔐 secretLBB_API_KEY— "": "lbb_sk_live_…"

configLBB_BASE_URL— "": "https://db.eu.littlebigbrain.com",

configLBB_BRANCH— Set LBB_GRAPH / to target a graph/branch other than main.

configLBB_GRAPH— Set / LBB_BRANCH to target a graph/branch other than main.

configLBB_MCP_ALLOWED_HOSTS— / LBB_MCP_ALLOWED_ORIGINS (comma-separated) when it

configLBB_MCP_ALLOWED_ORIGINS— LBB_MCP_ALLOWED_HOSTS / (comma-separated) when it

configLBB_MCP_HOST— to bind another interface deliberately, and

configLBB_MCP_PATH— internal errors. Override its path with ; the hosted multi-tenant

configPORT

// 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/littlebigbrains-lbb-mcp-nznf1o)](https://m8ven.ai/mcp/littlebigbrains-lbb-mcp-nznf1o)

commit: ebce167e8c9ec2f6dab134543d14eab5a6a733ee

code hash: 2bb4e307b8ef98e594096ca218c0ae6f48c2267632c011fd94e1487fa877bdfe

verified: 7/11/2026, 8:18:54 AM

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