awesimon/elasticsearch-mcp

Item: awesimon/elasticsearch-mcp
Rating: 68
Author: M8ven

Elasticsearch MCP Server

→ awesimon/elasticsearch-mcp· npm: @awesome-ai/elasticsearch-mcp· listed on npm

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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 4 credentials: API_KEY, ES_API_KEY, ES_PASSWORD, PASSWORD

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@1.8.0GHSA-8r9q-7v3j-jr4g

Anthropic's MCP TypeScript SDK has a ReDoS vulnerability

high@modelcontextprotocol/sdk@1.8.0GHSA-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.

🔐 secretAPI_KEY— ES_API_KEY Elasticsearch API key for authentication (also supports legacy ) No

configCA_CERT— ES_CA_CERT Path to custom CA certificate for Elasticsearch SSL/TLS (also supports legacy ) No

🔐 secretES_API_KEY— "": "your-api-key"

configES_CA_CERT— Path to custom CA certificate for Elasticsearch SSL/TLS (also supports legacy CA_CERT) No

configES_HOST— "": "your-elasticsearch-host",

🔐 secretES_PASSWORD— Elasticsearch password for basic authentication (also supports legacy PASSWORD) No

configES_USERNAME— Elasticsearch username for basic authentication (also supports legacy USERNAME) No

configHOST— ES_HOST Your Elasticsearch instance URL(s) - supports single URL or comma-separated multiple URLs (also supports legacy ) Yes

🔐 secretPASSWORD— ES_PASSWORD Elasticsearch password for basic authentication (also supports legacy ) No

// 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 7 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/awesome-ai-elasticsearch-mcp-8y38mv)](https://m8ven.ai/mcp/awesome-ai-elasticsearch-mcp-8y38mv)

commit: b4e91e32b9174bc292e2c8c52dbe8fb1b0af125e

code hash: 9f78b177635f8f2a86090af00fa60f1dbe641c44555cc3905e7747a058cd4542

verified: 7/30/2026, 8:20:10 PM

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