update_scheduled_job
Update a scheduled job (requires WRITE_ENABLED=true)
This record as markdown: /tools/servicenow-mcp-server/update-scheduled-job.md
What update_scheduled_job does on ServiceNow MCP Server
AI agents use update_scheduled_job to create or update resources in ServiceNow MCP Server, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your ServiceNow MCP Server environment.
Why update_scheduled_job is rated Medium
This tool creates or modifies data reversibly (Write category). Scheduled jobs are critical infrastructure components that automate business processes; unauthorized updates could disrupt operations, trigger unintended automations, or escalate privileges. High severity reflects potential operational impact, though not financial or destructive.
From the tool's definition 'Update a scheduled job' - tool modifies existing scheduled job configuration in ServiceNow, a reversible operation that changes system state.
Attacks that exploit this kind of access
The rule that runs update_scheduled_job safely
PolicyLayer is an MCP gateway: it sits between your AI agents and ServiceNow MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For update_scheduled_job, this is the rule to start with:
update_scheduled_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.
The button opens the PolicyLayer dashboard: create your workspace, connect ServiceNow MCP Server, apply this rule, and every update_scheduled_job call is checked against it from then on.
Questions about update_scheduled_job
Update a scheduled job (requires WRITE_ENABLED=true). It is categorised as a Write tool in the ServiceNow MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the ServiceNow MCP Server MCP server in PolicyLayer and add a rule for update_scheduled_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 ServiceNow MCP Server. Nothing to install.
update_scheduled_job is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the update_scheduled_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.
Set action: deny in the PolicyLayer policy for update_scheduled_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.
update_scheduled_job is provided by the ServiceNow MCP Server MCP server (@aartiq/servicenow-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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