Get financial statements from Finnhub or Tushare (CN).
AI agents call get_financial_statements to retrieve information from Stock Data MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool performs a read-only query operation to fetch historical financial statement data. There are no side effects, no data modifications, and no code execution. The blast radius of misuse is minimal—an agent could only retrieve financial data it shouldn't have access to, not modify markets, execute trades, or cause irreversible changes.
From the tool's definition Tool retrieves financial statements data from Finnhub or Tushare APIs. The description explicitly indicates data retrieval ('Get financial statements') with no modification, deletion, or execution capability.
Attacks that exploit this kind of access
Get financial statements from Finnhub or Tushare (CN). It is categorised as a Read tool in the Stock Data MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Stock Data MCP Server MCP server in PolicyLayer and add a rule for get_financial_statements: 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 Stock Data MCP Server. Nothing to install.
get_financial_statements 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_financial_statements 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_financial_statements. 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_financial_statements is provided by the Stock Data MCP Server MCP server (wallacetju/mystockmcp). 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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