list_catalog_items

List available service catalog items

SERVERServiceNow MCP Server SOURCE@aartiq/servicenow-mcp

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity verified Pull the record →

This record as markdown: /tools/servicenow-mcp-server/list-catalog-items.md

WHAT IT DOES

What list_catalog_items does on ServiceNow MCP Server

AI agents call list_catalog_items to retrieve information from ServiceNow MCP Server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why list_catalog_items is rated Low

This tool retrieves and enumerates service catalog items from ServiceNow without creating, modifying, deleting, or executing any operations. It is a pure read operation with minimal security impact—an agent using this tool can only discover what catalog items are available, not interact with them destructively or financially.

From the tool's definition Tool name 'list_catalog_items' and description 'List available service catalog items' indicate a query/retrieval operation with no modification or execution capability.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs list_catalog_items safely

PolicyLayer is an MCP gateway: it sits between your AI agents and ServiceNow MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For list_catalog_items, this is the rule to start with:

list_catalog_items Allowed

list_catalog_items is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

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

ALLOW ONLY THIS TOOL → Instant setup, no code required.

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

FAQ

Questions about list_catalog_items

What does the list_catalog_items tool do? +

List available service catalog items. It is categorised as a Read tool in the ServiceNow MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on list_catalog_items? +

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

What risk level is list_catalog_items? +

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

Can I rate-limit list_catalog_items? +

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

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

list_catalog_items is provided by the ServiceNow MCP Server MCP server (@aartiq/servicenow-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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