open_notepad_with_text · xigua- MCP: Risk & Policy

WHAT IT DOES

What open_notepad_with_text does on xigua-MCP

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

WHY IT NEEDS A POLICY

Why open_notepad_with_text needs a policy

The tool creates or modifies text content in a notepad application, making it a Write operation. Severity is medium because while the effect is reversible, an AI agent could be tricked into writing malicious scripts, sensitive data exfiltration templates, or other problematic content to disk. The empty description lowers confidence slightly, but the name and sibling context are sufficiently indicative.

From the tool's definition Tool name 'open_notepad_with_text' indicates it opens a text editor and populates it with text content, which is a write operation that creates or modifies data.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

open_notepad_with_text Rate-limited

open_notepad_with_text 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": {
    "open_notepad_with_text": {
      "limits": [
        {
          "counter": "open_notepad_with_text_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 xigua-MCP, so you can run agents against it safely.

FAQ

Questions about open_notepad_with_text

What does the open_notepad_with_text tool do? +

open_notepad_with_text. It is categorised as a Write tool in the xigua-MCP MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on open_notepad_with_text? +

Register the xigua- MCP server in PolicyLayer and add a rule for open_notepad_with_text: 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 xigua-MCP. Nothing to install.

What risk level is open_notepad_with_text? +

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

Can I rate-limit open_notepad_with_text? +

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

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

open_notepad_with_text is provided by the xigua- MCP server (xiguaxiaome/xigua-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.