List service catalog items from ServiceNow
AI agents call list_catalog_items to retrieve information from ServiceNow 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 returns a list of service catalog items, which is a read-only operation. It retrieves data without creating, modifying, deleting, or executing anything. The blast radius of misuse is minimal—an attacker could enumerate available catalog items but cannot perform unauthorized actions with that information alone.
From the tool's definition Tool name 'list_catalog_items' and description 'List service catalog items from ServiceNow' indicate a retrieval operation with no side effects.
Attacks that exploit this kind of access
List service catalog items from ServiceNow. It is categorised as a Read tool in the ServiceNow MCP Server MCP Server, which means it retrieves data without modifying state.
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.
list_catalog_items 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 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.
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.
list_catalog_items is provided by the ServiceNow MCP Server MCP server (shameerampcome/servicenow-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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