get_ui_action

Get full details and script of a UI Action (requires SCRIPTING_ENABLED=true)

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/get-ui-action.md

WHAT IT DOES

What get_ui_action does on ServiceNow MCP Server

AI agents call get_ui_action 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 get_ui_action is rated Low

The tool retrieves data (UI Action details and associated scripts) without modifying anything, placing it in the Read category. However, severity is elevated to medium rather than low because: (1) UI Action scripts often contain business logic, credentials, or sensitive automation patterns that could inform malicious workflows; (2) the conditional requirement for SCRIPTING_ENABLED suggests this accesses privileged…

From the tool's definition Tool description states 'Get full details and script of a UI Action' - this is a retrieval operation that queries details and scripts from ServiceNow. The presence of 'requires SCRIPTING_ENABLED=true' indicates access to sensitive automation/script content.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs get_ui_action 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 get_ui_action, this is the rule to start with:

get_ui_action Allowed

get_ui_action 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": {
    "get_ui_action": {}
  }
}

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 get_ui_action call is checked against it from then on.

FAQ

Questions about get_ui_action

What does the get_ui_action tool do? +

Get full details and script of a UI Action (requires SCRIPTING_ENABLED=true). 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 get_ui_action? +

Register the ServiceNow MCP Server MCP server in PolicyLayer and add a rule for get_ui_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 get_ui_action? +

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

Can I rate-limit get_ui_action? +

Yes. Add a rate_limit block to the get_ui_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 get_ui_action completely? +

Set action: deny in the PolicyLayer policy for get_ui_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 get_ui_action? +

get_ui_action 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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