Low Risk

users_get_by_subscription_uuid

Get a Remnawave user by subscription UUID

How to control users_get_by_subscription_uuid ↓

AI agents call users_get_by_subscription_uuid to retrieve information from Remnawave without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

Low Risk

This tool performs a simple lookup/retrieval of user information based on a subscription UUID parameter. It has no side effects, does not execute code, does not modify data, and does not involve financial operations. The blast radius of misuse is limited to information disclosure of user data associated with a subscription, which is a read-level risk.

From the tool's definition Tool name contains 'get' and description states 'Get a Remnawave user by subscription UUID' — this is a retrieval operation that queries user data without modifying or deleting anything.

Documented attack patterns abuse exactly the kind of access users_get_by_subscription_uuid gives an agent:

PolicyLayer is an MCP gateway — it sits between your AI agents and Remnawave, and nothing reaches the server without passing your rules. This is the rule we recommend for users_get_by_subscription_uuid:

policy.json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "users_get_by_subscription_uuid": {}
  }
}

users_get_by_subscription_uuid is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.

  1. Create a free account and register Remnawave — nothing to install.
  2. Add this policy — paste it, or build it visually.
  3. Point your MCP client (Claude, Cursor, anything) at your gateway URL.
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Go deeper

What does the users_get_by_subscription_uuid tool do? +

Get a Remnawave user by subscription UUID. It is categorised as a Read tool in the Remnawave MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on users_get_by_subscription_uuid? +

Register the Remnawave MCP server in PolicyLayer and add a rule for users_get_by_subscription_uuid: 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 Remnawave. Nothing to install.

What risk level is users_get_by_subscription_uuid? +

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

Can I rate-limit users_get_by_subscription_uuid? +

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

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

users_get_by_subscription_uuid is provided by the Remnawave MCP server (trackline/mcp-remnawave). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Remnawave tool call.

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153 Remnawave tools catalogued and risk-classified — across an index of 42,500+ MCP servers.

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