Haven League

Item: Haven League
Rating: 62
Author: M8ven

Enables human coaches to train AI agents to play Monopoly, with MCP tools for game actions, match hosting, and AI commentary.

→ EDLee01/haven-league · 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.

✅

Open source with a license and README

Anyone can audit the code, the license is declared, and the publisher documents what it does.

// 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@1.12.1GHSA-345p-7cg4-v4c7

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

high@modelcontextprotocol/sdk@1.12.1GHSA-8r9q-7v3j-jr4g

Anthropic's MCP TypeScript SDK has a ReDoS vulnerability

high@modelcontextprotocol/sdk@1.12.1GHSA-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.

configHAVEN_LEAGUE_DATA

configHAVEN_MATCH_ID— export =match-xxxx

configHAVEN_PLAYER_ID

// 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/edlee01-haven-league-18yb74)](https://m8ven.ai/mcp/edlee01-haven-league-18yb74)

commit: 88d892379bf487b06e713960f7b94fdd1c2776cc

code hash: c45c0dc56453c5838a8c839fb798d6aefa9a6547a1c0c72402cb0c9e18f1029d

verified: 6/30/2026, 9:46:40 AM

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