safari_navigate_forward · MacWright MCP: Risk & Policy

WHAT IT DOES

What safari_navigate_forward does on MacWright

AI agents invoke safari_navigate_forward to trigger actions in MacWright. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call — builds kicked off, notifications sent, workflows started.

WHY IT NEEDS A POLICY

Why safari_navigate_forward needs a policy

This is an Execute category tool because it triggers an external operation (Safari history navigation) that performs an action whose real-world effects depend on the current browsing context. While not destructive or financial, it can navigate to potentially malicious sites, submit forms, or trigger unintended page loads if misused by an AI agent.

From the tool's definition Tool performs browser navigation action equivalent to 'clicking the forward button or pressing Cmd+]' - this triggers external operation (Safari navigation) whose effects depend on browser state and argument context

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

safari_navigate_forward Rate-limited

safari_navigate_forward stays usable, but rate-capped — a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "safari_navigate_forward": {
      "limits": [
        {
          "counter": "safari_navigate_forward_rate",
          "window": "minute",
          "max": 10,
          "scope": "grant"
        }
      ]
    }
  }
}

RATE-LIMIT THIS TOOL →

Instant setup, no code required.

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

FAQ

Questions about safari_navigate_forward

What does the safari_navigate_forward tool do? +

Go forward in the Safari history. Equivalent to clicking the forward button or pressing Cmd+]. It is categorised as a Execute tool in the MacWright MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.

How do I enforce a policy on safari_navigate_forward? +

Register the MacWright MCP server in PolicyLayer and add a rule for safari_navigate_forward: 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 MacWright. Nothing to install.

What risk level is safari_navigate_forward? +

safari_navigate_forward is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.

Can I rate-limit safari_navigate_forward? +

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

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

safari_navigate_forward is provided by the MacWright MCP server (ruchit-p/macwright). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.