Medium Risk

create_test_folder

Create a test folder with the specified name

How to control create_test_folder ↓

What create_test_folder does on Android Debug Bridge MCP

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

Medium Risk

Why create_test_folder needs a policy

The tool creates a new folder, which is a reversible write operation. It does not execute code, delete data, or commit financial transactions. The severity is low because creating a test folder has minimal blast radius and can be easily undone by deletion. Confidence is 0.85 (not higher) because the description is minimal and lacks detail about filesystem scope or restrictions.

From the tool's definition Tool name is 'create_test_folder' and description states 'Create a test folder with the specified name'. This is a file system creation operation that creates a new directory.

Documented attack patterns abuse exactly the kind of access create_test_folder gives an agent:

How to control create_test_folder

PolicyLayer is an MCP gateway — it sits between your AI agents and Android Debug Bridge MCP, and nothing reaches the server without passing your rules. This is the rule we recommend for create_test_folder:

policy.json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "create_test_folder": {
      "limits": [
        {
          "counter": "create_test_folder_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

create_test_folder 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.

  1. Create a free account and register Android Debug Bridge MCP — nothing to install.
  2. Add this policy — paste it, or build it visually.
  3. Point your MCP client (Claude, Cursor, anything) at your gateway URL.
LIMIT THIS TOOL →

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Related tools and policies

Go deeper

Questions about create_test_folder

What does the create_test_folder tool do? +

Create a test folder with the specified name. It is categorised as a Write tool in the Android Debug Bridge 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 create_test_folder? +

Register the Android Debug Bridge MCP server in PolicyLayer and add a rule for create_test_folder: 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 Android Debug Bridge MCP. Nothing to install.

What risk level is create_test_folder? +

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

Can I rate-limit create_test_folder? +

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

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

create_test_folder is provided by the Android Debug Bridge MCP server (tiagodanin/android-debug-bridge-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Android Debug Bridge MCP tool call.

Start from Android Debug Bridge MCP, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.

Free to start. No card required.

9 Android Debug Bridge MCP tools catalogued and risk-classified — across an index of 43,000+ MCP servers.

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