mealie_tags_update · Mealie MCP Server MCP: Risk & Policy

WHAT IT DOES

What mealie_tags_update does on Mealie MCP Server

AI agents use mealie_tags_update 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.

WHY IT NEEDS A POLICY

Why mealie_tags_update needs a policy

This tool modifies tag metadata in the Mealie recipe management system. Updates are reversible (a tag can be updated again or reverted), and the operation affects only the specific tag being modified. It does not delete data (would be Destructive), does not execute arbitrary code (would be Execute), and does not involve financial transactions (would be Financial).

From the tool's definition Tool name 'mealie_tags_update' and description 'Update a tag' indicate modification of existing data. The 'update' verb is characteristic of Write operations that change data reversibly.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

mealie_tags_update Rate-limited

mealie_tags_update 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": {
    "mealie_tags_update": {
      "limits": [
        {
          "counter": "mealie_tags_update_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 Mealie MCP Server, so you can run agents against it safely.

FAQ

Questions about mealie_tags_update

What does the mealie_tags_update tool do? +

Update a tag. 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 mealie_tags_update? +

Register the Mealie MCP Server MCP server in PolicyLayer and add a rule for mealie_tags_update: 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 mealie_tags_update? +

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

Can I rate-limit mealie_tags_update? +

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

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

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