ListAHORunGroups
AI agents call ListAHORunGroups 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.
The 'List' prefix strongly indicates this is a read operation that retrieves information about AHO (Amazon Hosted Operations) run groups without side effects. The empty description prevents higher confidence, but the naming convention is clear. This is a low-severity operation as it only retrieves metadata about existing resources.
From the tool's definition Tool name 'ListAHORunGroups' contains the verb 'List', which indicates data retrieval without modification. The description is empty, but the name suggests querying/enumerating run groups.
Attacks that exploit this kind of access
ListAHORunGroups. It is categorised as a Read tool in the Amazon MQ MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Amazon MQ MCP Server MCP server in PolicyLayer and add a rule for ListAHORunGroups: 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.
ListAHORunGroups is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the ListAHORunGroups 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.
Set action: deny in the PolicyLayer policy for ListAHORunGroups. 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.
ListAHORunGroups 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.