feishu_write_spreadsheet · Feishu MCP Server MCP

WHAT IT DOES

What feishu_write_spreadsheet does on Feishu MCP Server

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

WHY IT NEEDS A POLICY

Why feishu_write_spreadsheet needs a policy

This tool creates or modifies spreadsheet data reversibly within Feishu. It is a Write operation—data can be updated or overwritten but is not permanently destroyed. The severity is medium because misuse could corrupt or overwrite important spreadsheet data, affecting business processes, but the action is reversible (data can be restored or corrected).

From the tool's definition Tool name 'feishu_write_spreadsheet' and description '向飞书电子表格写入数据。支持指定工作表和范围' (writes data to Feishu spreadsheets, supports specifying worksheets and ranges) explicitly indicates data modification.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

feishu_write_spreadsheet Rate-limited

feishu_write_spreadsheet 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": {
    "feishu_write_spreadsheet": {
      "limits": [
        {
          "counter": "feishu_write_spreadsheet_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 Feishu MCP Server, so you can run agents against it safely.

FAQ

Questions about feishu_write_spreadsheet

What does the feishu_write_spreadsheet tool do? +

向飞书电子表格写入数据。支持指定工作表和范围。. It is categorised as a Write tool in the Feishu 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 feishu_write_spreadsheet? +

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

What risk level is feishu_write_spreadsheet? +

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

Can I rate-limit feishu_write_spreadsheet? +

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

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

feishu_write_spreadsheet is provided by the Feishu MCP Server MCP server (redleaves/feishu-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.