modify_cell_format

修改单元格格式

SERVERExcel MCP Server with Supabase Storage SOURCE1126misakp/excel-mcp-server-with-supabase-storage

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade C, identity unverified Pull the record →

This record as markdown: /tools/1126misakp-excel-mcp-server-with-supabase-storage/modify-cell-format.md

WHAT IT DOES

What modify_cell_format does on Excel MCP Server with Supabase Storage

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

RISK

Why modify_cell_format is rated Medium

This tool modifies cell formatting properties (colors, fonts, borders, number formats, etc.) within an Excel workbook. This is clearly a Write operation as it changes existing data state reversibly. It does not execute arbitrary code (Execute), permanently delete data (Destructive), or move money (Financial).

From the tool's definition Tool name 'modify_cell_format' and description '修改单元格格式' (modify cell format) indicate the tool creates or modifies data within Excel cells. This is a reversible operation—formatting changes can be undone and do not permanently destroy data.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs modify_cell_format safely

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

modify_cell_format Rate-limited

modify_cell_format 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": {
    "modify_cell_format": {
      "limits": [
        {
          "counter": "modify_cell_format_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 Excel MCP Server with Supabase Storage, apply this rule, and every modify_cell_format call is checked against it from then on.

FAQ

Questions about modify_cell_format

What does the modify_cell_format tool do? +

修改单元格格式. It is categorised as a Write tool in the Excel MCP Server with Supabase Storage MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on modify_cell_format? +

Register the Excel MCP Server with Supabase Storage MCP server in PolicyLayer and add a rule for modify_cell_format: 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 Excel MCP Server with Supabase Storage. Nothing to install.

What risk level is modify_cell_format? +

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

Can I rate-limit modify_cell_format? +

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

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

modify_cell_format is provided by the Excel MCP Server with Supabase Storage MCP server (1126misakp/excel-mcp-server-with-supabase-storage). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

KEEP EXPLORING

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