create_catalog_ui_policy_action · ServiceNow MCP Server MCP

WHAT IT DOES

What create_catalog_ui_policy_action does on ServiceNow MCP Server

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

WHY IT NEEDS A POLICY

Why create_catalog_ui_policy_action needs a policy

An AI agent can call create_catalog_ui_policy_action faster than any human can review — one bad instruction and it creates or modifies resources in ServiceNow MCP Server by the hundred, each call as confident as the last.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

create_catalog_ui_policy_action Rate-limited

create_catalog_ui_policy_action 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_ui_policy_action": {
      "limits": [
        {
          "counter": "create_catalog_ui_policy_action_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

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

FAQ

Questions about create_catalog_ui_policy_action

What does the create_catalog_ui_policy_action tool do? +

Create a field action within a catalog UI policy (set visible/mandatory/disabled). It is categorised as a Write tool in the ServiceNow 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_ui_policy_action? +

Register the ServiceNow MCP Server MCP server in PolicyLayer and add a rule for create_catalog_ui_policy_action: 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 create_catalog_ui_policy_action? +

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

Can I rate-limit create_catalog_ui_policy_action? +

Yes. Add a rate_limit block to the create_catalog_ui_policy_action 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_ui_policy_action completely? +

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

create_catalog_ui_policy_action is provided by the ServiceNow MCP Server MCP server (windoze95/servicewow-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.