set_rich_menu_default · LINE Bot MCP Server MCP

WHAT IT DOES

What set_rich_menu_default does on LINE Bot MCP Server

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

WHY IT NEEDS A POLICY

Why set_rich_menu_default needs a policy

This tool creates or modifies data (the default rich menu assignment) in a reversible manner—the default rich menu can be changed or unset later. It does not delete data, execute arbitrary code, or cause financial transactions. While it affects user-facing UI/UX and could be misused to present misleading menus, the impact is limited to configuration changes without cascading side effects.

From the tool's definition Tool name 'set_rich_menu_default' and description indicate it modifies the state of a rich menu configuration by setting a default. This is a configuration change operation that affects how the LINE Official Account presents its UI to users.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

set_rich_menu_default Rate-limited

set_rich_menu_default 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": {
    "set_rich_menu_default": {
      "limits": [
        {
          "counter": "set_rich_menu_default_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches LINE Bot MCP Server, so you can run agents against it safely.

FAQ

Questions about set_rich_menu_default

What does the set_rich_menu_default tool do? +

Set a rich menu as the default rich menu. It is categorised as a Write tool in the LINE Bot 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 set_rich_menu_default? +

Register the LINE Bot MCP Server MCP server in PolicyLayer and add a rule for set_rich_menu_default: 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 LINE Bot MCP Server. Nothing to install.

What risk level is set_rich_menu_default? +

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

Can I rate-limit set_rich_menu_default? +

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

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

set_rich_menu_default is provided by the LINE Bot MCP Server MCP server (tndfame/mcp_management). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.