BlitzAPI MCP Server

Item: BlitzAPI MCP Server
Rating: 54
Author: M8ven

Enables Claude to access BlitzAPI's B2B data endpoints, allowing sales reps to find contacts, companies, and enriched data using natural language.

→ olyjoshe/blitzapi-mcp-server · listed on glama

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// key findings

⚠️

Known vulnerabilities in dependencies: 18 high

Affects packages this MCP installs at runtime. Upgrade or remove the affected dependency.

✅

9 tools verified — handlers match their declared behaviour

9 read-only tools verified — handlers contain no write/delete/exec

✅

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: BLITZ_API_KEY

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

// known CVEs in dependencies18 high12 low

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

high@modelcontextprotocol/sdk@1.12.0GHSA-345p-7cg4-v4c7

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

high@modelcontextprotocol/sdk@1.12.0GHSA-8r9q-7v3j-jr4g

Anthropic's MCP TypeScript SDK has a ReDoS vulnerability

high@modelcontextprotocol/sdk@1.12.0GHSA-w48q-cv73-mx4w

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

highaxios@1.7.0GHSA-35jp-ww65-95wh

axios Vulnerable to Full Man-in-the-Middle via Prototype Pollution Gadget in `config.proxy`

highaxios@1.7.0GHSA-3g43-6gmg-66jw

axios Vulnerable to Credential Theft and Response Hijacking via Prototype Pollution Gadget in Config Merge

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// required environment variables

This server reads these from process.env. You'll be asked to provide them before it can run.

🔐 secretBLITZ_API_KEY— export =your_blitzapi_key_here

configPORT— export =3000 # optional, default 3000

configTRANSPORT— export =http # or stdio

// 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/olyjoshe-blitzapi-mcp-server-10ac5e)](https://m8ven.ai/mcp/olyjoshe-blitzapi-mcp-server-10ac5e)

commit: e5b94c7284c83644d03679fa61f314d9061018ae

code hash: 5362b46388c53c24cf50221cf054d60d2fd024a0d0e35df6f73a86958eb31b82

verified: 6/26/2026, 9:35:46 AM

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