create_admin_user

Create a user through the admin API.

SERVERMealie MCP Server SOURCEnikopol666/mealie-mcp

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/nikopol666-mealie-mcp/create-admin-user.md

WHAT IT DOES

What create_admin_user does on Mealie MCP Server

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

RISK

Why create_admin_user is rated Medium

This tool creates a new administrative user account, which is a Write operation (creates data reversibly). However, the severity is elevated to 'high' rather than 'medium' because creating admin users has significant security implications—an attacker could establish persistence, escalate privileges, or grant unauthorized access. The admin API context reinforces this concern.

From the tool's definition Tool name is 'create_admin_user' and description states 'Create a user through the admin API.' The verb 'create' and the admin-level access indicate data creation.

Risk signalsAdmin/system-level operation

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs create_admin_user safely

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

create_admin_user Rate-limited

create_admin_user 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_admin_user": {
      "limits": [
        {
          "counter": "create_admin_user_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

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

FAQ

Questions about create_admin_user

What does the create_admin_user tool do? +

Create a user through the admin API. It is categorised as a Write tool in the Mealie 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_admin_user? +

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

What risk level is create_admin_user? +

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

Can I rate-limit create_admin_user? +

Yes. Add a rate_limit block to the create_admin_user 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_admin_user completely? +

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

create_admin_user is provided by the Mealie MCP Server MCP server (nikopol666/mealie-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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