mikrotik_upload_file · MikroTik Cursor MCP: Risk & Policy

WHAT IT DOES

What mikrotik_upload_file does on MikroTik Cursor MCP

AI agents use mikrotik_upload_file 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_upload_file needs a policy

File uploads are Write operations as they create new data or modify existing data on the target system. Severity is high because unauthorized file uploads to network infrastructure could introduce malicious scripts, alter router configurations, or compromise device integrity.

From the tool's definition Tool description states 'Uploads a file to MikroTik device' — a file upload operation that creates or modifies data on the target system. In the context of router management, file uploads can modify configurations, firmware, scripts, or system files.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

mikrotik_upload_file Rate-limited

mikrotik_upload_file 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_upload_file": {
      "limits": [
        {
          "counter": "mikrotik_upload_file_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_upload_file

What does the mikrotik_upload_file tool do? +

Uploads a file 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_upload_file? +

Register the MikroTik Cursor MCP server in PolicyLayer and add a rule for mikrotik_upload_file: 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_upload_file? +

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

Can I rate-limit mikrotik_upload_file? +

Yes. Add a rate_limit block to the mikrotik_upload_file 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_upload_file completely? +

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

mikrotik_upload_file 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.