cr7258/elasticsearch-mcp-server

A Model Context Protocol (MCP) server implementation that provides Elasticsearch and OpenSearch interaction.

→ cr7258/elasticsearch-mcp-server · listed on mcp_so

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// key findings

✅

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: MCP_API_KEY

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

// required environment variables

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

🔐 secretMCP_API_KEY— API key for MCP server authentication. Clients must include Authorization: Bearer <MCP_API_KEY> header.

configVERIFY_CERTS— Whether to verify SSL certificates (default: false)

configREQUEST_TIMEOUT— Request timeout in seconds (optional, uses client default if not set)

configDEFAULT_CLUSTER— Default cluster name to use when multi-cluster configuration is set and a tool call omits cluster (defaults to the first configured cluster).

configDISABLE_HIGH_RISK_OPERATIONS— Set to true to disable all write operations (default: false)

configDISABLE_OPERATIONS— Comma-separated list of specific operations to disable (optional, uses default write operations list if not set)

// 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/cr7258-elasticsearch-mcp-server-16l7qc)](https://m8ven.ai/mcp/cr7258-elasticsearch-mcp-server-16l7qc)

commit: a706032c46b138d1b45fae92b6fdf7bd59119a9b

code hash: 6b1644e5b308f18387f06209f0a59f4e0fee3183223ec693b968bd7d01f1cedf

verified: 7/2/2026, 9:19:35 AM

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