snow_schedule_job · Serac MCP: Risk & Policy

WHAT IT DOES

What snow_schedule_job does on Serac

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

WHY IT NEEDS A POLICY

Why snow_schedule_job needs a policy

This tool creates new scheduled jobs in ServiceNow, which is a reversible Write operation that establishes persistent automation. The severity is high because scheduled jobs can trigger significant side effects repeatedly across enterprise systems, and misconfiguration could cause widespread unintended operations.

From the tool's definition Tool creates scheduled jobs with cron expressions or repeat intervals—modifies ServiceNow configuration to establish recurring automated operations.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

snow_schedule_job Rate-limited

snow_schedule_job 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": {
    "snow_schedule_job": {
      "limits": [
        {
          "counter": "snow_schedule_job_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 Serac, so you can run agents against it safely.

FAQ

Questions about snow_schedule_job

What does the snow_schedule_job tool do? +

Create scheduled job with cron expression or repeat interval. It is categorised as a Write tool in the Serac MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on snow_schedule_job? +

Register the Serac MCP server in PolicyLayer and add a rule for snow_schedule_job: 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 Serac. Nothing to install.

What risk level is snow_schedule_job? +

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

Can I rate-limit snow_schedule_job? +

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

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

snow_schedule_job is provided by the Serac MCP server (serac-labs/serac). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

// THE FULL RECORD

snow_schedule_job is one line of Serac's registry record.

The record carries the whole server: verified identity, auth posture, risk grade, every tool classified, recommended policy — re-checked continuously.

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