mittwald_cronjob_update · Mittwald MCP Server MCP

WHAT IT DOES

What mittwald_cronjob_update does on Mittwald MCP Server

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

WHY IT NEEDS A POLICY

Why mittwald_cronjob_update needs a policy

Updating a cronjob changes its schedule or command configuration but does not irreversibly delete data. It is a reversible modification, placing it in the Write category. Medium severity because a misconfigured cronjob could trigger unintended scheduled operations.

From the tool's definition 'Update a cronjob' — modifies an existing cronjob configuration reversibly

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

mittwald_cronjob_update Rate-limited

mittwald_cronjob_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": {
    "mittwald_cronjob_update": {
      "limits": [
        {
          "counter": "mittwald_cronjob_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 Mittwald MCP Server, so you can run agents against it safely.

FAQ

Questions about mittwald_cronjob_update

What does the mittwald_cronjob_update tool do? +

Update a cronjob. It is categorised as a Write tool in the Mittwald 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 mittwald_cronjob_update? +

Register the Mittwald MCP Server MCP server in PolicyLayer and add a rule for mittwald_cronjob_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 Mittwald MCP Server. Nothing to install.

What risk level is mittwald_cronjob_update? +

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

Can I rate-limit mittwald_cronjob_update? +

Yes. Add a rate_limit block to the mittwald_cronjob_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 mittwald_cronjob_update completely? +

Set action: deny in the PolicyLayer policy for mittwald_cronjob_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 mittwald_cronjob_update? +

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