send_emergency_broadcast · ServiceNow- MCP: Risk & Policy

WHAT IT DOES

What send_emergency_broadcast does on ServiceNow-MCP

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

WHY IT NEEDS A POLICY

Why send_emergency_broadcast needs a policy

This tool creates and sends notifications to users or groups, which is a reversible write operation (messages can be deleted or retracted in most systems). While the impact could be broad—sending false emergency alerts to many users—it doesn't meet the threshold for Destructive (no data deletion), Execute (no code execution or external command triggering), or Financial (no money movement).

From the tool's definition Tool name is 'send_emergency_broadcast' and description labels it as '[Write] Send emergency broadcast notification to users or groups'

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

send_emergency_broadcast Rate-limited

send_emergency_broadcast 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": {
    "send_emergency_broadcast": {
      "limits": [
        {
          "counter": "send_emergency_broadcast_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 ServiceNow-MCP, so you can run agents against it safely.

FAQ

Questions about send_emergency_broadcast

What does the send_emergency_broadcast tool do? +

[Write] Send emergency broadcast notification to users or groups. It is categorised as a Write tool in the ServiceNow-MCP MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on send_emergency_broadcast? +

Register the ServiceNow- MCP server in PolicyLayer and add a rule for send_emergency_broadcast: 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. Nothing to install.

What risk level is send_emergency_broadcast? +

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

Can I rate-limit send_emergency_broadcast? +

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

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

send_emergency_broadcast is provided by the ServiceNow- MCP server (tedorigawa001/servicenow-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.