get_detailed_company_info

THE RISK

Low Risk

Why get_detailed_company_info needs a policy

This tool queries and returns historical and current stock market data for informational purposes. There are no side effects, no data modification, no code execution, and no financial transactions. The highest risk is information sensitivity, but financial market data for public companies is typically public information. The blast radius of misuse is minimal — an AI agent cannot cause harm by retrieving this data.

From the tool's definition Tool retrieves 'comprehensive company information including 52-week high/low, YTD metrics, market cap, and beta values' — data retrieval only with no modification, deletion, or execution capabilities.

Documented attack patterns abuse exactly the kind of access get_detailed_company_info gives an agent:

POLICY

How to control get_detailed_company_info

PolicyLayer is an MCP gateway — it sits between your AI agents and CSE MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for get_detailed_company_info:

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "get_detailed_company_info": {}
  }
}

get_detailed_company_info is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.

Create a free account and register CSE MCP Server — nothing to install.
Add this policy — paste it, or build it visually.
Point your MCP client (Claude, Cursor, anything) at your gateway URL.

CAP THIS TOOL →

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EXPLORE

Related tools and policies

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Go deeper

The MCP Attack Database → Documented attack patterns against MCP deployments — and the policies that stop them.
Data exfiltration → How read access becomes an exfiltration channel when chained with untrusted content.
MCP token cost → What connecting this server costs in context-window tokens on every request.
Rate Limiting MCP Tool Calls: A Practical Guide →
MCP Security: Why Prompt Guardrails Aren't Enough →

FAQ

Questions about get_detailed_company_info

What does the get_detailed_company_info tool do? +

Get comprehensive company information including 52-week high/low, YTD metrics, market cap, and beta values. Use search_company first to find the correct symbol. It is categorised as a Read tool in the CSE MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on get_detailed_company_info? +

Register the CSE MCP Server MCP server in PolicyLayer and add a rule for get_detailed_company_info: 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 CSE MCP Server. Nothing to install.

What risk level is get_detailed_company_info? +

get_detailed_company_info is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit get_detailed_company_info? +

Yes. Add a rate_limit block to the get_detailed_company_info 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.

How do I block get_detailed_company_info completely? +

Set action: deny in the PolicyLayer policy for get_detailed_company_info. 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.

What MCP server provides get_detailed_company_info? +

get_detailed_company_info is provided by the CSE MCP Server MCP server (shaveen12/cse-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every CSE MCP Server tool call.

Start from CSE MCP Server, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.

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