cloak_select_option · CloakBrowser MCP Server MCP

WHAT IT DOES

What cloak_select_option does on CloakBrowser MCP Server

AI agents invoke cloak_select_option to trigger actions in CloakBrowser MCP Server. 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 cloak_select_option needs a policy

This tool interacts with a browser UI element to select options in a dropdown, which constitutes a browser action with external effects. The action could trigger form submissions, page navigations, or other side effects depending on the web application context. It fits the Execute category as it triggers external operations whose effects depend on arguments.

From the tool's definition Select option(s) in a <select> element

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

cloak_select_option Rate-limited

cloak_select_option 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": {
    "cloak_select_option": {
      "limits": [
        {
          "counter": "cloak_select_option_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 CloakBrowser MCP Server, so you can run agents against it safely.

FAQ

Questions about cloak_select_option

What does the cloak_select_option tool do? +

Select option(s) in a <select> element. It is categorised as a Execute tool in the CloakBrowser MCP Server MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.

How do I enforce a policy on cloak_select_option? +

Register the CloakBrowser MCP Server MCP server in PolicyLayer and add a rule for cloak_select_option: 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 CloakBrowser MCP Server. Nothing to install.

What risk level is cloak_select_option? +

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

Can I rate-limit cloak_select_option? +

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

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

cloak_select_option is provided by the CloakBrowser MCP Server MCP server (miwoomiwoo/cloakbrowser-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.