AI agents use notepad_type to create or update resources in WinScript — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your WinScript environment.
Based on the tool name, this likely simulates typing text into a Notepad window, which is a Write action (creating/modifying text content). However, the empty description lowers confidence. Given the server context (Windows automation, UI interaction), typing into Notepad modifies document content reversibly. Severity is medium since it could be used to write arbitrary content to files if saved.
From the tool's definition Tool name 'notepad_type' suggests typing/inputting text into Notepad; description is empty and uninformative.
Documented attack patterns abuse exactly the kind of access notepad_type gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and WinScript, and nothing reaches the server without passing your rules. This is the rule we recommend for notepad_type:
{
"version": "1",
"default": "deny",
"tools": {
"notepad_type": {
"limits": [
{
"counter": "notepad_type_rate",
"window": "minute",
"max": 30,
"scope": "grant"
}
]
}
}
}notepad_type 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.
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notepad_type. It is categorised as a Write tool in the WinScript MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the WinScript MCP server in PolicyLayer and add a rule for notepad_type: 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 WinScript. Nothing to install.
notepad_type is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the notepad_type 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.
Set action: deny in the PolicyLayer policy for notepad_type. 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.
notepad_type is provided by the WinScript MCP server (ravaniroshan/winscript-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from WinScript, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
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17 WinScript tools catalogued and risk-classified — across an index of 43,000+ MCP servers.