Medium Risk

drive_create_folder

Create a new folder in Synology Drive, optionally creating parent directories.

How to control drive_create_folder ↓

What drive_create_folder does on Synology Office

AI agents use drive_create_folder to create or update resources in Synology Office — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Synology Office environment.

Medium Risk

Why drive_create_folder needs a policy

Creating a folder is a non-destructive write operation that modifies the file system state but can be undone by deletion. It does not execute code, delete data irreversibly, or move money. The blast radius is low since folder creation alone does not compromise data integrity or access control without additional operations.

From the tool's definition Tool name 'drive_create_folder' and description 'Create a new folder in Synology Drive, optionally creating parent directories' indicate folder creation, a reversible write operation.

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

How to control drive_create_folder

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

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

drive_create_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 Synology Office — 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

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Questions about drive_create_folder

What does the drive_create_folder tool do? +

Create a new folder in Synology Drive, optionally creating parent directories. It is categorised as a Write tool in the Synology Office MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on drive_create_folder? +

Register the Synology Office MCP server in PolicyLayer and add a rule for drive_create_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 Synology Office. Nothing to install.

What risk level is drive_create_folder? +

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

Can I rate-limit drive_create_folder? +

Yes. Add a rate_limit block to the drive_create_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 drive_create_folder completely? +

Set action: deny in the PolicyLayer policy for drive_create_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 drive_create_folder? +

drive_create_folder is provided by the Synology Office MCP server (vocweb/synology-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Synology Office tool call.

Start from Synology Office, 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.

39 Synology Office tools catalogued and risk-classified — across an index of 43,000+ MCP servers.

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