Cryptair MCP Server

Item: Cryptair MCP Server
Rating: 70
Author: M8ven

Enables AI agents to certify documents, prove agreements, and verify counterparty claims with on-chain receipts on Hedera Hashgraph. Provides tools for document certification, two-party attestation, and agent registration with zero-config setup.

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// key findings

⚠️

Known vulnerabilities in dependencies: 2 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: CRYPTAIR_API_KEY

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

// known CVEs in dependencies2 high

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

high@modelcontextprotocol/sdk@1.0.4GHSA-8r9q-7v3j-jr4g

Anthropic's MCP TypeScript SDK has a ReDoS vulnerability

high@modelcontextprotocol/sdk@1.0.4GHSA-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.

🔐 secretCRYPTAIR_API_KEY— "": "ctr_live_..."

configCRYPTAIR_BASE_URL— API base URL. Override for self-hosted or staging. https://www.cryptair.io

configCRYPTAIR_EMAIL— Email used for submit_attestation auto-provisioning if omitted from the call. (none)

// 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 6 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/syronius-cryptair-mcp-server-sql4zu)](https://m8ven.ai/mcp/syronius-cryptair-mcp-server-sql4zu)

commit: 6142877bd8d17a819e601e5ce27b6c2e9e912dc5

code hash: 4911ecb4a8a892a7bf76d803ed60e89867125210c91be164071642858f15b061

verified: 6/18/2026, 11:21:03 AM

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