excel_import_csv_to_sheet · Ultimate-MCP-Server MCP

WHAT IT DOES

What excel_import_csv_to_sheet does on Ultimate-MCP-Server

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

WHY IT NEEDS A POLICY

Why excel_import_csv_to_sheet needs a policy

Importing CSV data into an Excel sheet creates or modifies data within the file. This is reversible (can be undone or overwritten), so it falls under Write rather than Destructive. The empty description reduces confidence slightly, but the name and context are clear. Severity is medium because unintended data imports could corrupt spreadsheets or overwrite existing data, though the damage is recoverable.

From the tool's definition Tool name 'excel_import_csv_to_sheet' indicates it imports data into an Excel sheet. The sibling tools (excel_execute, excel_generate_macro, excel_analyze_formulas) suggest this server manipulates Excel files.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

excel_import_csv_to_sheet Rate-limited

excel_import_csv_to_sheet 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_import_csv_to_sheet": {
      "limits": [
        {
          "counter": "excel_import_csv_to_sheet_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 Ultimate-MCP-Server, so you can run agents against it safely.

FAQ

Questions about excel_import_csv_to_sheet

What does the excel_import_csv_to_sheet tool do? +

excel_import_csv_to_sheet. It is categorised as a Write tool in the Ultimate-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 excel_import_csv_to_sheet? +

Register the Ultimate-MCP-Server MCP server in PolicyLayer and add a rule for excel_import_csv_to_sheet: 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 Ultimate-MCP-Server. Nothing to install.

What risk level is excel_import_csv_to_sheet? +

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

Can I rate-limit excel_import_csv_to_sheet? +

Yes. Add a rate_limit block to the excel_import_csv_to_sheet 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_import_csv_to_sheet completely? +

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

excel_import_csv_to_sheet is provided by the Ultimate-MCP-Server MCP server (logos-parthenos-ai/ultimate_mcp_server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.