AI agents call get_stock_list to retrieve information from Futu Stock MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
The tool name and naming conventions of sibling tools (all prefixed with 'get_') indicate this retrieves stock list information rather than modifying, executing operations, or moving money. No side effects are expected from listing stocks. Severity is low because querying stock data poses minimal risk even if misused.
From the tool's definition Tool name 'get_stock_list' indicates data retrieval. Description is empty, but the sibling tools include query operations (get_acc_list, get_account_list, get_asset_list, get_cur_kline, get_current_time) which are all Read category, suggesting this follows…
Documented attack patterns abuse exactly the kind of access get_stock_list gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Futu Stock MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for get_stock_list:
{
"version": "1",
"default": "deny",
"tools": {
"get_stock_list": {}
}
}get_stock_list is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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get_stock_list. It is categorised as a Read tool in the Futu Stock MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Futu Stock MCP Server MCP server in PolicyLayer and add a rule for get_stock_list: 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 Futu Stock MCP Server. Nothing to install.
get_stock_list 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_stock_list 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_stock_list. 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_stock_list is provided by the Futu Stock MCP Server MCP server (shuizhengqi1/futu-stock-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 44 Futu Stock MCP Server tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
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44 Futu Stock MCP Server tools catalogued and risk-classified — across an index of 42,500+ MCP servers.