updateWorksheet · MCP Mingdao MCP: Risk & Policy

WHAT IT DOES

What updateWorksheet does on MCP Mingdao

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

WHY IT NEEDS A POLICY

Why updateWorksheet needs a policy

This tool modifies existing worksheet data reversibly. It is categorized as Write because it creates or modifies data reversibly without irreversibly deleting data (which would be Destructive) or executing arbitrary code (which would be Execute). The medium severity reflects that incorrect modifications could impact worksheet data, but changes are generally reversible through subsequent updates.

From the tool's definition Tool name is 'updateWorksheet' and description states '编辑工作表' (edit/modify worksheet). The verb 'update' and 'edit' indicate data modification rather than creation or deletion.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

updateWorksheet Rate-limited

updateWorksheet 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": {
    "updateWorksheet": {
      "limits": [
        {
          "counter": "updateworksheet_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 MCP Mingdao, so you can run agents against it safely.

FAQ

Questions about updateWorksheet

What does the updateWorksheet tool do? +

编辑工作表. It is categorised as a Write tool in the MCP Mingdao MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on updateWorksheet? +

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

What risk level is updateWorksheet? +

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

Can I rate-limit updateWorksheet? +

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

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

updateWorksheet is provided by the MCP Mingdao MCP server (mingdaocloud/mcp-mingdao). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.