patch_many_recipes · Mealie MCP Server MCP: Risk & Policy

WHAT IT DOES

What patch_many_recipes does on Mealie MCP Server

AI agents use patch_many_recipes 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 patch_many_recipes needs a policy

This tool modifies recipe data in batch across potentially many records, making it a Write operation. It is reversible (can be patched again), so not Destructive. Severity is high due to the batch nature affecting multiple recipes simultaneously, which could have significant impact on meal planning and recipe management if misused by an AI agent.

From the tool's definition Tool name 'patch_many_recipes' and description 'Partially update multiple recipes' indicate modification of existing data. 'Partially update' (PATCH) is a reversible write operation affecting multiple records.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

patch_many_recipes Rate-limited

patch_many_recipes 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": {
    "patch_many_recipes": {
      "limits": [
        {
          "counter": "patch_many_recipes_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 patch_many_recipes

What does the patch_many_recipes tool do? +

Partially update multiple recipes through Mealie's batch endpoint. 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 patch_many_recipes? +

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

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

Can I rate-limit patch_many_recipes? +

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

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

patch_many_recipes is provided by the Mealie MCP Server MCP server (nikopol666/mealie-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.