list_api_versions · Amazon MQ MCP Server MCP: Risk & Policy

WHAT IT DOES

What list_api_versions does on Amazon MQ MCP Server

AI agents call list_api_versions to retrieve information from Amazon MQ MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

WHY IT NEEDS A POLICY

Why list_api_versions needs a policy

This tool retrieves or enumerates data (API versions) without modifying, deleting, or executing any operations. The 'list' prefix is characteristic of Read category tools. Even with an empty description, the name strongly indicates a simple enumeration operation with no side effects. Confidence is high based on naming conventions, but slightly reduced due to missing description details.

From the tool's definition Tool name 'list_api_versions' indicates a query/list operation with no arguments that would retrieve available API versions for Amazon MQ.

Attacks that exploit this kind of access

Questions about list_api_versions

What does the list_api_versions tool do? +

list_api_versions. It is categorised as a Read tool in the Amazon MQ MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on list_api_versions? +

Register the Amazon MQ MCP Server MCP server in PolicyLayer and add a rule for list_api_versions: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Amazon MQ MCP Server. Nothing to install.

What risk level is list_api_versions? +

list_api_versions is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit list_api_versions? +

Yes. Add a rate_limit block to the list_api_versions rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.

How do I block list_api_versions completely? +

Set action: deny in the PolicyLayer policy for list_api_versions. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.

What MCP server provides list_api_versions? +

list_api_versions is provided by the Amazon MQ MCP Server MCP server (awslabs.amazon-mq-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.