AI agents call get_hot_search to retrieve information from Weibo MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves trending topic information from Weibo's public hot search rankings. It performs a read-only query that returns data without side effects, modifications, or execution of external operations. The blast radius of misuse is minimal—an AI agent querying this tool would only retrieve publicly available trending information.
From the tool's definition Tool name 'get_hot_search' and description '获取当前微博热搜榜的热门话题列表' (Get list of trending topics from current Weibo hot search rankings) indicate retrieval of publicly available trending data with no modification or execution capabilities.
Documented attack patterns abuse exactly the kind of access get_hot_search gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Weibo MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for get_hot_search:
{
"version": "1",
"default": "deny",
"tools": {
"get_hot_search": {}
}
}get_hot_search is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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获取当前微博热搜榜的热门话题列表. It is categorised as a Read tool in the Weibo MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Weibo MCP Server MCP server in PolicyLayer and add a rule for get_hot_search: 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 Weibo MCP Server. Nothing to install.
get_hot_search is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the get_hot_search 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 get_hot_search. 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.
get_hot_search is provided by the Weibo MCP Server MCP server (selenium39/mcp-server-weibo). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 5 Weibo MCP Server tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
Free to start. No card required.
5 Weibo MCP Server tools catalogued and risk-classified — across an index of 42,500+ MCP servers.