crm_get_lead_properties
Get all properties for leads
This record as markdown: /tools/blacksand-software-hubspot-mcp/crm-get-lead-properties.md
What crm_get_lead_properties does on HubSpot MCP
AI agents call crm_get_lead_properties to retrieve information from HubSpot MCP without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why crm_get_lead_properties is rated Low
This tool queries and retrieves lead property metadata from HubSpot without modifying, executing, or deleting any data. It is a straightforward read operation consistent with the 'Read' category definition (retrieves or queries data; no side effects). The blast radius of misuse is limited to information disclosure of lead property schemas.
From the tool's definition Tool name 'crm_get_lead_properties' and description 'Get all properties for leads' indicate a retrieval operation with no modification capability. The verb 'Get' is explicitly used, and the description confirms it retrieves data only.
Attacks that exploit this kind of access
The rule that runs crm_get_lead_properties safely
PolicyLayer is an MCP gateway: it sits between your AI agents and HubSpot MCP, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For crm_get_lead_properties, this is the rule to start with:
crm_get_lead_properties is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect HubSpot MCP, apply this rule, and every crm_get_lead_properties call is checked against it from then on.
Questions about crm_get_lead_properties
Get all properties for leads. It is categorised as a Read tool in the HubSpot MCP MCP Server, which means it retrieves data without modifying state.
Register the HubSpot MCP server in PolicyLayer and add a rule for crm_get_lead_properties: 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 HubSpot MCP. Nothing to install.
crm_get_lead_properties 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 crm_get_lead_properties 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 crm_get_lead_properties. 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.
crm_get_lead_properties is provided by the HubSpot MCP server (blacksand-software/hubspot-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
More on HubSpot, and thousands of servers like it.
This server
Across the catalogue