snow_ensure_active_update_set

Ensure Update Set is active and optionally set as current for user

SERVERSerac SOURCEserac-labs/serac

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/serac/snow-ensure-active-update-set.md

WHAT IT DOES

What snow_ensure_active_update_set does on Serac

AI agents use snow_ensure_active_update_set 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.

RISK

Why snow_ensure_active_update_set is rated Medium

This tool modifies Update Set state in ServiceNow by activating it and optionally setting it as current, which are Write operations that can be undone. While it affects system configuration, it does not execute arbitrary code, delete data, move money, or perform irreversible actions.

From the tool's definition 'Ensure Update Set is active and optionally set as current for user' — the tool modifies the state of an Update Set by activating it and potentially changing its current status, which are reversible configuration changes in ServiceNow.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs snow_ensure_active_update_set safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Serac, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For snow_ensure_active_update_set, this is the rule to start with:

snow_ensure_active_update_set Rate-limited

snow_ensure_active_update_set 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_ensure_active_update_set": {
      "limits": [
        {
          "counter": "snow_ensure_active_update_set_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Serac, apply this rule, and every snow_ensure_active_update_set call is checked against it from then on.

FAQ

Questions about snow_ensure_active_update_set

What does the snow_ensure_active_update_set tool do? +

Ensure Update Set is active and optionally set as current for user. 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_ensure_active_update_set? +

Register the Serac MCP server in PolicyLayer and add a rule for snow_ensure_active_update_set: 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_ensure_active_update_set? +

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

Can I rate-limit snow_ensure_active_update_set? +

Yes. Add a rate_limit block to the snow_ensure_active_update_set 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_ensure_active_update_set completely? +

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

snow_ensure_active_update_set 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.

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