excel_set_range_values

Set values in an Excel range

SERVERMcp Windows SOURCEmukul975/mcp-windows-automation

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/mukul975-mcp-windows-automation/excel-set-range-values.md

WHAT IT DOES

What excel_set_range_values does on Mcp Windows

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

RISK

Why excel_set_range_values is rated Medium

This tool modifies Excel spreadsheet data by setting values in a specified range. This is a Write operation because it creates or modifies data reversibly—the changes can be undone (via Ctrl+Z or restoring from backup). It does not delete data (Destructive), execute arbitrary code (Execute), involve financial transactions (Financial), or trigger irreversible system-level operations.

From the tool's definition Tool name 'excel_set_range_values' and description 'Set values in an Excel range' indicate creation or modification of data in a spreadsheet, which is a reversible write operation.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs excel_set_range_values safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Mcp Windows, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For excel_set_range_values, this is the rule to start with:

excel_set_range_values Rate-limited

excel_set_range_values 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": {
    "excel_set_range_values": {
      "limits": [
        {
          "counter": "excel_set_range_values_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Mcp Windows, apply this rule, and every excel_set_range_values call is checked against it from then on.

FAQ

Questions about excel_set_range_values

What does the excel_set_range_values tool do? +

Set values in an Excel range. It is categorised as a Write tool in the Mcp Windows MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on excel_set_range_values? +

Register the Mcp Windows MCP server in PolicyLayer and add a rule for excel_set_range_values: 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 Windows. Nothing to install.

What risk level is excel_set_range_values? +

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

Can I rate-limit excel_set_range_values? +

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

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

excel_set_range_values is provided by the Mcp Windows MCP server (mukul975/mcp-windows-automation). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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