insert_excel_cols · Office MCP Server MCP: Risk & Policy

WHAT IT DOES

What insert_excel_cols does on Office MCP Server

AI agents use insert_excel_cols 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 insert_excel_cols needs a policy

Inserting columns into Excel is a reversible modification operation that alters spreadsheet structure and data organization. It does not execute arbitrary code, delete data irreversibly, or move financial resources. The action is consistent with Write category tools that create or modify data reversibly.

From the tool's definition Tool name 'insert_excel_cols' indicates insertion of columns into Excel spreadsheets. The description '插入 Excel 列' (Chinese for 'insert Excel columns') confirms this is a column insertion operation.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

insert_excel_cols Rate-limited

insert_excel_cols 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": {
    "insert_excel_cols": {
      "limits": [
        {
          "counter": "insert_excel_cols_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

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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 insert_excel_cols

What does the insert_excel_cols tool do? +

插入 Excel 列. 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 insert_excel_cols? +

Register the Office MCP Server MCP server in PolicyLayer and add a rule for insert_excel_cols: 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 insert_excel_cols? +

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

Can I rate-limit insert_excel_cols? +

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

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

insert_excel_cols 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.