create_catalog_item · Morpheus MCP Server MCP: Risk & Policy

WHAT IT DOES

What create_catalog_item does on Morpheus MCP Server

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

WHY IT NEEDS A POLICY

Why create_catalog_item needs a policy

The tool creates new catalog items in a cloud infrastructure management system (Morpheus). While the description is empty, the name and server context clearly indicate this is a Write operation (create) that adds reversible data to the system. Severity is high because catalog items in infrastructure-as-a-service platforms can trigger resource provisioning, affecting availability and costs.

From the tool's definition Tool name 'create_catalog_item' indicates creation of new data/resources in Morpheus catalog system. Server context shows this tool operates within HPE Morpheus infrastructure management platform enabling 'provision resources' and API call translation.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

create_catalog_item Rate-limited

create_catalog_item 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": {
    "create_catalog_item": {
      "limits": [
        {
          "counter": "create_catalog_item_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches Morpheus MCP Server, so you can run agents against it safely.

FAQ

Questions about create_catalog_item

What does the create_catalog_item tool do? +

create_catalog_item. It is categorised as a Write tool in the Morpheus MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on create_catalog_item? +

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

What risk level is create_catalog_item? +

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

Can I rate-limit create_catalog_item? +

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

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

create_catalog_item is provided by the Morpheus MCP Server MCP server (nixndme/morpheus-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.