mikrotik_add_user · MikroTik Cursor MCP: Risk & Policy

WHAT IT DOES

What mikrotik_add_user does on MikroTik Cursor MCP

AI agents use mikrotik_add_user to create or update resources in MikroTik Cursor MCP — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your MikroTik Cursor MCP environment.

WHY IT NEEDS A POLICY

Why mikrotik_add_user needs a policy

This tool creates a new user account on a MikroTik router, which is a reversible write operation (users can be deleted). While user creation is a sensitive action that could grant unauthorized access if misused by an AI agent, it is not irreversible destruction, code execution, or financial in nature.

From the tool's definition Tool name is 'mikrotik_add_user' and description states 'Adds a new user to MikroTik device'. The 'add' verb combined with 'user' indicates creation of a new account, which is a write operation that modifies device state by creating a new identity that can be…

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

mikrotik_add_user Rate-limited

mikrotik_add_user stays usable, but capped — an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "mikrotik_add_user": {
      "limits": [
        {
          "counter": "mikrotik_add_user_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches MikroTik Cursor MCP, so you can run agents against it safely.

FAQ

Questions about mikrotik_add_user

What does the mikrotik_add_user tool do? +

Adds a new user to MikroTik device. It is categorised as a Write tool in the MikroTik Cursor MCP MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on mikrotik_add_user? +

Register the MikroTik Cursor MCP server in PolicyLayer and add a rule for mikrotik_add_user: 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 MikroTik Cursor MCP. Nothing to install.

What risk level is mikrotik_add_user? +

mikrotik_add_user is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit mikrotik_add_user? +

Yes. Add a rate_limit block to the mikrotik_add_user 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 mikrotik_add_user completely? +

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

mikrotik_add_user is provided by the MikroTik Cursor MCP server (kevinpez/mikrotik-cursor-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.