Medium Risk

node_plugins_create

Create a new node plugin

How to control node_plugins_create ↓

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

Medium Risk

This tool creates a new plugin that will integrate with VPN nodes. Creation of plugins in a VPN infrastructure context is a Write operation (reversible modification), but carries high severity because a malicious or misconfigured plugin could compromise node security, traffic routing, or VPN functionality. The blast radius is significant if an agent creates unauthorized or malicious plugins without proper validation.

From the tool's definition Tool name is 'node_plugins_create' and description states 'Create a new node plugin'. The action is to create (not read, execute, or delete) a plugin resource within a VPN panel management system.

Documented attack patterns abuse exactly the kind of access node_plugins_create 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 node_plugins_create:

policy.json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "node_plugins_create": {
      "limits": [
        {
          "counter": "node_plugins_create_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

node_plugins_create 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.

  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 node_plugins_create tool do? +

Create a new node plugin. It is categorised as a Write tool in the Remnawave MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on node_plugins_create? +

Register the Remnawave MCP server in PolicyLayer and add a rule for node_plugins_create: 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 node_plugins_create? +

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

Can I rate-limit node_plugins_create? +

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

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

node_plugins_create 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.

Deterministic rules across all 153 Remnawave tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.

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

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