AI agents call get_financial_ratios to retrieve information from Borsa MCP without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries and returns financial analysis data without any side effects, data modification, code execution, or financial transaction capability. It is purely informational, allowing users to retrieve pre-calculated valuation and health metrics for investment analysis. No irreversible actions, financial commitments, or external operations are triggered.
From the tool's definition Tool retrieves financial ratios and metrics (P/E, EV/EBITDA, Buffett analysis, health metrics) - 'Get ratios' indicates data retrieval with no modification capability.
Attacks that exploit this kind of access
Get ratios: valuation (P/E, EV/EBITDA), Buffett analysis, health metrics, or comprehensive. It is categorised as a Read tool in the Borsa MCP MCP Server, which means it retrieves data without modifying state.
Register the Borsa MCP server in PolicyLayer and add a rule for get_financial_ratios: 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 Borsa MCP. Nothing to install.
get_financial_ratios 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_ratios 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_ratios. 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_ratios is provided by the Borsa MCP server (saidsurucu/borsa-mcp). 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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