update_meal_plan · Tandoor MCP Server MCP: Risk & Policy

WHAT IT DOES

What update_meal_plan does on Tandoor MCP Server

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

WHY IT NEEDS A POLICY

Why update_meal_plan needs a policy

The tool updates an existing meal plan record, which is a reversible modification of data (Write category). Severity is medium because misconfiguration could result in unwanted meal plan changes affecting user's dietary planning, but the changes are not destructive (can be corrected) and have no financial or system-level impact.

From the tool's definition Tool name is 'update_meal_plan' and description states it 'Update meal plan' with optional fields. This modifies existing meal plan data reversibly.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

update_meal_plan Rate-limited

update_meal_plan 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": {
    "update_meal_plan": {
      "limits": [
        {
          "counter": "update_meal_plan_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 Tandoor MCP Server, so you can run agents against it safely.

FAQ

Questions about update_meal_plan

What does the update_meal_plan tool do? +

Update meal plan. Required: id. All other fields optional. It is categorised as a Write tool in the Tandoor 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 update_meal_plan? +

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

What risk level is update_meal_plan? +

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

Can I rate-limit update_meal_plan? +

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

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

update_meal_plan is provided by the Tandoor MCP Server MCP server (mc-mario/tandoor-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.