Travel Planner MCP Server

Item: Travel Planner MCP Server
Rating: 60
Author: M8ven

Minimal TypeScript MCP server providing real flight and hotel search via SerpApi for a personal travel-planning agent.

→ matheusgalvao1/travel-planner-mcp-server · 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.

🔐

You'll be asked for 1 credential: SERPAPI_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@1.13.0GHSA-345p-7cg4-v4c7

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

high@modelcontextprotocol/sdk@1.13.0GHSA-8r9q-7v3j-jr4g

Anthropic's MCP TypeScript SDK has a ReDoS vulnerability

high@modelcontextprotocol/sdk@1.13.0GHSA-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.

configDEFAULT_CURRENCY— "": "BRL",

configDEFAULT_LOCALE— "": "pt-BR"

configDEFAULT_MARKET— no Google gl country code, e.g. BR

configMOCK_MODE

configREQUEST_TIMEOUT_MS— no supplier call timeout, default 15000

🔐 secretSERPAPI_API_KEY— cp .env.example .env # set

configSERPAPI_BASE_URL— no defaults to https://serpapi.com/search.json

configTRAVEL_MCP_MOCK— npm run mock # =1, returns realistic mock data

// 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/matheusgalvao1-travel-planner-mcp-server-jy8kmp)](https://m8ven.ai/mcp/matheusgalvao1-travel-planner-mcp-server-jy8kmp)

commit: 3b80ae21da12153867acc99f4dedfb62da271fc8

code hash: f40a23521675a78ed36fff6da8e8e1ed1000b7f480fbc2d364839ca0f6eddc6b

verified: 6/14/2026, 9:59:01 AM

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