aws-s3-mcp

MCP Server for S3

→ samuraikun/aws-s3-mcp· npm: aws-s3-mcp· listed on npm

Install from

npm npm

M8ven verifies MCPs across every public registry — install directly from whichever one you prefer.

// key findings

⚠️

Known vulnerabilities in dependencies: 8 high

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

⚠️

Tests do not pass

Either the test suite is broken or the code regressed. Either way the published behaviour can’t be verified by the publisher’s own tests.

✅

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: AWS_SECRET_ACCESS_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.

configAWS_ACCESS_KEY_ID— your-access-key

configAWS_ENDPOINT

configAWS_REGION— AWS region where your S3 buckets are located us-east-1

configAWS_S3_FORCE_PATH_STYLE

🔐 secretAWS_SECRET_ACCESS_KEY— your-secret-key

configMCP_TRANSPORT

configPORT

configS3_BUCKETS— bucket1,bucket2,bucket3

configS3_MAX_BUCKETS— Maximum number of buckets to return in listing 5

configTEST_TYPE

configVITEST

// 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 3 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/aws-s3-mcp-3awhnz)](https://m8ven.ai/mcp/aws-s3-mcp-3awhnz)

commit: 8e97db9a0a767da624910e072590b2c226b6807a

code hash: 2e3ddc001e2a04542cb041df2ed96db7f4a61d402047e3c0fe49cc158e67b539

verified: 4/18/2026, 4:20:42 PM

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