A2A MCP Server

Item: A2A MCP Server
Rating: 60
Author: M8ven

Exposes A2A (Agent-to-Agent) protocol as MCP tools, enabling Goose to call remote A2A agents via External Subagent mechanism.

→ ww2521/a2a-mcp-adaptor · 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.

🔐

You'll be asked for 1 credential: A2A_API_KEY

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@1.12.1GHSA-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.

🔐 secretA2A_API_KEY— 认证 API Key 空

configA2A_GATEWAY_URL— A2A Gateway URL (如 LiteLLM) http://localhost:4000

configA2A_TIMEOUT— HTTP 请求超时 (毫秒) 30000

// 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 5 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/ww2521-a2a-mcp-adaptor-1f88to)](https://m8ven.ai/mcp/ww2521-a2a-mcp-adaptor-1f88to)

commit: 7da3a1ea1e6ad2f6aed7c0a60f95a6598264cb22

code hash: 6e0de28e8f063aa83d39f5f5548d1a511860915eda62af469462427058e812d1

verified: 7/10/2026, 10:08:44 AM

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