service_mapping_summary

View service dependencies and related CIs for impact analysis

SERVERServiceNow-MCP SOURCEtedorigawa001/servicenow-mcp

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/tedorigawa001-servicenow-mcp/service-mapping-summary.md

WHAT IT DOES

What service_mapping_summary does on ServiceNow-MCP

AI agents call service_mapping_summary to retrieve information from ServiceNow-MCP without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why service_mapping_summary is rated Low

This tool retrieves and displays existing service dependency and configuration item (CI) data from ServiceNow's CMDB for informational purposes. It performs passive data retrieval for impact analysis without creating, modifying, executing, or deleting any resources. The blast radius of misuse is limited to potential information disclosure.

From the tool's definition Tool name 'service_mapping_summary' combined with description 'View service dependencies and related CIs for impact analysis' indicates a query/retrieval operation.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs service_mapping_summary safely

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

service_mapping_summary Allowed

service_mapping_summary is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "service_mapping_summary": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

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

FAQ

Questions about service_mapping_summary

What does the service_mapping_summary tool do? +

View service dependencies and related CIs for impact analysis. It is categorised as a Read tool in the ServiceNow-MCP MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on service_mapping_summary? +

Register the ServiceNow MCP server in PolicyLayer and add a rule for service_mapping_summary: 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 service_mapping_summary? +

service_mapping_summary is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit service_mapping_summary? +

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

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

service_mapping_summary 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.

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