mikrotik_update_bridge · MikroTik Cursor MCP: Risk & Policy

WHAT IT DOES

What mikrotik_update_bridge does on MikroTik Cursor MCP

AI agents use mikrotik_update_bridge 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_update_bridge needs a policy

Updating bridge settings is a write operation that modifies network infrastructure configuration. While reversible (can be undone by further updates), it has high blast radius as misconfiguration could disrupt network connectivity for many users. Not destructive (no irreversible deletion), not execute (no arbitrary code execution), not financial.

From the tool's definition Tool name is 'mikrotik_update_bridge' and description states 'Updates bridge settings' — this modifies network bridge configuration on MikroTik routers via API/SSH, which changes system state reversibly.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

mikrotik_update_bridge Rate-limited

mikrotik_update_bridge 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_update_bridge": {
      "limits": [
        {
          "counter": "mikrotik_update_bridge_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_update_bridge

What does the mikrotik_update_bridge tool do? +

Updates bridge settings. 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_update_bridge? +

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

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

Can I rate-limit mikrotik_update_bridge? +

Yes. Add a rate_limit block to the mikrotik_update_bridge 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_update_bridge completely? +

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

mikrotik_update_bridge 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.