aws-s3-connector-mcp

MCP Tools and AgentsFreeOpen Source

MCP server to connect AI clients to AWS S3 buckets — list, upload and read objects across public and private buckets.

🛡️ AgentReady threat assessment

MAESTRO 7-layer threat model + OWASP AIVSS risk score for aws-s3-connector-mcp, derived from its capabilities.

AIVSS 9.1 · Critical

Overview

aws-s3-connector-mcp lets MCP clients connect to AWS S3 buckets to list, upload and read objects in various formats, across public and private buckets and multiple transport modes. Security surface: it uses AWS credentials with object read AND write scope, so over-broad IAM plus prompt injection could exfiltrate or overwrite bucket contents.

Key features

List, read and upload S3 objects
Public and private bucket support
Multiple format handling
Multiple transport modes

Use cases

Let an agent fetch files from S3
Upload generated artifacts to a bucket