list_windows

List visible top-level windows.

SERVERMcp Control Plane SOURCEalbertik322-sudo/mcp-control-plane

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/mcp-control-plane/list-windows.md

WHAT IT DOES

What list_windows does on Mcp Control Plane

AI agents call list_windows to retrieve information from Mcp Control Plane without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why list_windows is rated Low

This tool queries and returns data about visible windows on the system. It has no side effects, does not modify state, and does not execute arbitrary code or commands. It is a straightforward read/retrieval operation, making it a Read category risk with low severity due to limited blast radius if misused.

From the tool's definition Tool name 'list_windows' and description 'List visible top-level windows' indicate a query operation that retrieves information about window state without modification, deletion, or execution of code.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs list_windows safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Mcp Control Plane, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For list_windows, this is the rule to start with:

list_windows Allowed

list_windows is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "list_windows": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Mcp Control Plane, apply this rule, and every list_windows call is checked against it from then on.

FAQ

Questions about list_windows

What does the list_windows tool do? +

List visible top-level windows. It is categorised as a Read tool in the Mcp Control Plane MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on list_windows? +

Register the Mcp Control Plane MCP server in PolicyLayer and add a rule for list_windows: 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 Mcp Control Plane. Nothing to install.

What risk level is list_windows? +

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

Can I rate-limit list_windows? +

Yes. Add a rate_limit block to the list_windows 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_windows completely? +

Set action: deny in the PolicyLayer policy for list_windows. 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_windows? +

list_windows is provided by the Mcp Control Plane MCP server (albertik322-sudo/mcp-control-plane). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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