get_niagara_schema_actions

A read tool on the Unreal- MCP server.

SERVERUnreal-MCP SOURCEaadeshrao123/unreal-mcp

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/aadeshrao123-unreal-mcp/get-niagara-schema-actions.md

WHAT IT DOES

What get_niagara_schema_actions does on Unreal-MCP

AI agents call get_niagara_schema_actions to retrieve information from Unreal-MCP 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_niagara_schema_actions is rated Low

The 'get_' prefix is a strong signal for read-only operations that retrieve information without side effects. Within the Unreal-MCP context of controlling the editor, schema queries typically return metadata about available operations in the Niagara VFX system, rather than executing them or modifying assets.

From the tool's definition Tool name contains 'get_' and 'schema', indicating a retrieval operation. The description is empty, but the naming convention and context (Niagara VFX system introspection) suggest querying available actions rather than modifying them.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs get_niagara_schema_actions safely

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

get_niagara_schema_actions Allowed

get_niagara_schema_actions 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_niagara_schema_actions": {}
  }
}

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

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

FAQ

Questions about get_niagara_schema_actions

What does the get_niagara_schema_actions tool do? +

get_niagara_schema_actions is a read tool on the Unreal MCP server. It is categorised as a Read tool in the Unreal-MCP MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on get_niagara_schema_actions? +

Register the Unreal MCP server in PolicyLayer and add a rule for get_niagara_schema_actions: 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 Unreal-MCP. Nothing to install.

What risk level is get_niagara_schema_actions? +

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

Can I rate-limit get_niagara_schema_actions? +

Yes. Add a rate_limit block to the get_niagara_schema_actions 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_niagara_schema_actions completely? +

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

get_niagara_schema_actions is provided by the Unreal MCP server (aadeshrao123/unreal-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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