AI agents call hs_list_forms to retrieve information from Hubspot 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 form data from HubSpot with no side effects. It performs a read-only retrieval ordered by update timestamp. No data is created, modified, deleted, or executed. This is a standard Read category tool with low risk, as misuse would only expose form metadata already accessible within the HubSpot account context.
From the tool's definition Tool name and description indicate a list/query operation: 'List all HubSpot forms ordered by most recently updated' — retrieves form metadata without modification, deletion, or execution of external operations.
Attacks that exploit this kind of access
List all HubSpot forms ordered by most recently updated. It is categorised as a Read tool in the Hubspot MCP Server, which means it retrieves data without modifying state.
Register the Hubspot MCP server in PolicyLayer and add a rule for hs_list_forms: 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. Nothing to install.
hs_list_forms 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 hs_list_forms 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 hs_list_forms. 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.
hs_list_forms is provided by the Hubspot MCP server (zleventer/hubspot-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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