crm_update_object

Update an existing CRM object

SERVERHubSpot MCP SOURCEblacksand-software/hubspot-mcp

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/blacksand-software-hubspot-mcp/crm-update-object.md

WHAT IT DOES

What crm_update_object does on HubSpot MCP

AI agents use crm_update_object to create or update resources in HubSpot MCP, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your HubSpot MCP environment.

RISK

Why crm_update_object is rated Medium

This tool creates or modifies data in a reversible manner, fitting the Write category. Severity is high because unauthorized updates to CRM objects (contacts, deals, companies) could cause significant business disruption, customer relationship damage, and data integrity issues, though not irreversible destruction or financial transactions.

From the tool's definition Tool name 'crm_update_object' and description 'Update an existing CRM object' indicate modification of data. Server context shows this is a HubSpot CRM API tool managing contacts, companies, deals, leads, engagements—all business-critical data.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs crm_update_object 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_update_object, this is the rule to start with:

crm_update_object Rate-limited

crm_update_object stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "crm_update_object": {
      "limits": [
        {
          "counter": "crm_update_object_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect HubSpot MCP, apply this rule, and every crm_update_object call is checked against it from then on.

FAQ

Questions about crm_update_object

What does the crm_update_object tool do? +

Update an existing CRM object. It is categorised as a Write tool in the HubSpot MCP MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on crm_update_object? +

Register the HubSpot MCP server in PolicyLayer and add a rule for crm_update_object: 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.

What risk level is crm_update_object? +

crm_update_object is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit crm_update_object? +

Yes. Add a rate_limit block to the crm_update_object 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 crm_update_object completely? +

Set action: deny in the PolicyLayer policy for crm_update_object. 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 crm_update_object? +

crm_update_object 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.

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