create_ci_relationship

[CMDB Write] Create a relationship between two CMDB Configuration Items

SERVERServiceNow-MCP SOURCEtedorigawa001/servicenow-mcp

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/tedorigawa001-servicenow-mcp/create-ci-relationship.md

WHAT IT DOES

What create_ci_relationship does on ServiceNow-MCP

AI agents use create_ci_relationship 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.

RISK

Why create_ci_relationship is rated Medium

This tool creates a new relationship record in the Configuration Management Database (CMDB), which is a data structure modification. It is reversible (the relationship can be deleted), so it is Write rather than Destructive.

From the tool's definition Tool name contains 'create' and description explicitly states '[CMDB Write] Create a relationship between two CMDB Configuration Items' - indicates reversible creation of data within the ServiceNow CMDB.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs create_ci_relationship 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 create_ci_relationship, this is the rule to start with:

create_ci_relationship Rate-limited

create_ci_relationship 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": {
    "create_ci_relationship": {
      "limits": [
        {
          "counter": "create_ci_relationship_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 ServiceNow-MCP, apply this rule, and every create_ci_relationship call is checked against it from then on.

FAQ

Questions about create_ci_relationship

What does the create_ci_relationship tool do? +

[CMDB Write] Create a relationship between two CMDB Configuration Items. 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 create_ci_relationship? +

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

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

Can I rate-limit create_ci_relationship? +

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

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

create_ci_relationship 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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