mcp-on-vercel

A template for deploying an MCP server on Vercel, with example tools like roll_dice and get_weather.

→ vercel-labs/mcp-on-vercel · listed on glama

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// key findings

⚠️

Known vulnerabilities in dependencies: 1 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 dependencies1 high

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

highmcp-handler@1.0.1GHSA-w2fm-25vw-vh7f

mcp-handler has a tool response leak across concurrent client sessions ('Race Condition')

Depend on this server? Get alerted when its CVEs change.Watch this server free →

// 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/vercel-labs-mcp-on-vercel-17ppc2)](https://m8ven.ai/mcp/vercel-labs-mcp-on-vercel-17ppc2)

commit: b509efdc4bc0f42c58ce31103564dac3240b2031

code hash: 48e986012f833ba2bd9597eb35884418f0fb59ef7b24f9b5ec06a0681a892560

verified: 6/10/2026, 10:58:50 AM

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