AI agents call get_leads to retrieve information from Kommo CRM MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries and retrieves lead data from the CRM system. It performs a read operation with no capability to create, modify, delete, or execute external operations. The blast radius of misuse is minimal—an agent could retrieve sensitive lead information, but cannot alter or act upon it. Classified as Read with low severity.
From the tool's definition Tool name 'get_leads' and description 'Obter lista de leads do Kommo CRM' (Get list of leads from Kommo CRM) indicate retrieval of existing data without modification or side effects.
Documented attack patterns abuse exactly the kind of access get_leads gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Kommo CRM MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for get_leads:
{
"version": "1",
"default": "deny",
"tools": {
"get_leads": {}
}
}get_leads is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Obter lista de leads do Kommo CRM. It is categorised as a Read tool in the Kommo CRM MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Kommo CRM MCP Server MCP server in PolicyLayer and add a rule for get_leads: 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 Kommo CRM MCP Server. Nothing to install.
get_leads 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_leads 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_leads. 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_leads is provided by the Kommo CRM MCP Server MCP server (miguelgbastos/kommo-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Kommo CRM MCP Server, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
Free to start. No card required.
23 Kommo CRM MCP Server tools catalogued and risk-classified — across an index of 43,000+ MCP servers.