copy_excel_rows · Office MCP Server MCP: Risk & Policy

WHAT IT DOES

What copy_excel_rows does on Office MCP Server

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

WHY IT NEEDS A POLICY

Why copy_excel_rows needs a policy

This tool creates or duplicates data within an Excel document. Duplication of rows is a reversible modification (Write category), not a destructive operation. The severity is medium because misuse could inflate data, create confusion, or corrupt data integrity, but the effects are reversible and the blast radius is limited to the target spreadsheet.

From the tool's definition Tool name 'copy_excel_rows' and description '复制 Excel 行' (copy Excel rows) indicate the tool creates or duplicates data in Excel spreadsheets. While copying is technically reversible, it modifies the document state by adding new rows.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

copy_excel_rows Rate-limited

copy_excel_rows 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": {
    "copy_excel_rows": {
      "limits": [
        {
          "counter": "copy_excel_rows_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 Office MCP Server, so you can run agents against it safely.

FAQ

Questions about copy_excel_rows

What does the copy_excel_rows tool do? +

复制 Excel 行. It is categorised as a Write tool in the Office MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on copy_excel_rows? +

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

What risk level is copy_excel_rows? +

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

Can I rate-limit copy_excel_rows? +

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

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

copy_excel_rows is provided by the Office MCP Server MCP server (walkingzzzy/office-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.