generate_document · docxtpl MCP Server MCP: Risk & Policy

WHAT IT DOES

What generate_document does on docxtpl MCP Server

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

WHY IT NEEDS A POLICY

Why generate_document needs a policy

This tool creates and writes new document files to storage based on template+data input. While reversible (documents can be deleted), it modifies the file system and could be used to generate misleading documents, phishing templates, or flood storage.

From the tool's definition Tool description states it 'Generate[s] a Word document from a template' which creates new document files. Server description indicates this uses Jinja2 templating to produce DOCX files.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

generate_document Rate-limited

generate_document 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": {
    "generate_document": {
      "limits": [
        {
          "counter": "generate_document_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 docxtpl MCP Server, so you can run agents against it safely.

FAQ

Questions about generate_document

What does the generate_document tool do? +

Generate a Word document from a template with provided data. It is categorised as a Write tool in the docxtpl 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 generate_document? +

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

What risk level is generate_document? +

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

Can I rate-limit generate_document? +

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

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

generate_document is provided by the docxtpl MCP Server MCP server (z1w2r3/doc-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.