AI agents call get_user_profile to retrieve information from Xhs Kit without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves user profile data from the Xiaohongshu platform. It is a read-only operation that queries and returns existing information with no side effects, data modification, deletion, or financial impact. The blast radius is minimal—misuse would only expose publicly or user-accessible profile information.
From the tool's definition Tool name 'get_user_profile' and description '获取用户主页信息' (get user homepage information) indicates data retrieval without modification. Returns user profile information from Xiaohongshu.
Attacks that exploit this kind of access
获取用户主页信息. It is categorised as a Read tool in the Xhs Kit MCP Server, which means it retrieves data without modifying state.
Register the Xhs Kit MCP server in PolicyLayer and add a rule for get_user_profile: 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 Xhs Kit. Nothing to install.
get_user_profile 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_user_profile 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_user_profile. 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_user_profile is provided by the Xhs Kit MCP server (luweizheng/xhs-kit). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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