Low Risk

list_subscribe_topics

获取当前用户订阅的知识库列表(他人公开的,非自己创建)。返回 topics[]、has_more、total。

How to control list_subscribe_topics ↓

What list_subscribe_topics does on GetNote MCP Server

AI agents call list_subscribe_topics to retrieve information from GetNote MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

Low Risk

Why list_subscribe_topics needs a policy

This tool performs a read-only retrieval operation that queries subscribed topics for the current user. It returns structured data without side effects, matching the 'Read' category definition. The low severity reflects minimal blast radius—retrieving user subscription metadata poses no risk of data loss, financial impact, or system compromise.

From the tool's definition Tool name 'list_subscribe_topics' and description indicate it retrieves a list of subscribed topics ('获取当前用户订阅的知识库列表') with return values of topics[], has_more, and total. This is a query/fetch operation with no data modification, deletion, or execution.

Documented attack patterns abuse exactly the kind of access list_subscribe_topics gives an agent:

How to control list_subscribe_topics

PolicyLayer is an MCP gateway — it sits between your AI agents and GetNote MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for list_subscribe_topics:

policy.json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "list_subscribe_topics": {}
  }
}

list_subscribe_topics is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.

  1. Create a free account and register GetNote MCP Server — nothing to install.
  2. Add this policy — paste it, or build it visually.
  3. Point your MCP client (Claude, Cursor, anything) at your gateway URL.
CAP THIS TOOL →

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Related tools and policies

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Questions about list_subscribe_topics

What does the list_subscribe_topics tool do? +

获取当前用户订阅的知识库列表(他人公开的,非自己创建)。返回 topics[]、has_more、total。. It is categorised as a Read tool in the GetNote MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on list_subscribe_topics? +

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

What risk level is list_subscribe_topics? +

list_subscribe_topics is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit list_subscribe_topics? +

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

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

list_subscribe_topics is provided by the GetNote MCP Server MCP server (iswalle/getnote-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every GetNote MCP Server tool call.

Start from GetNote MCP Server, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.

Free to start. No card required.

26 GetNote MCP Server tools catalogued and risk-classified — across an index of 43,000+ MCP servers.

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