This record as markdown: /tools/com-local-mcp-local-mcp/servicenow-search-kb.md
What servicenow_search_kb does on Local
AI agents call servicenow_search_kb to retrieve information from Local without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
| Parameter | Type | Required | Description |
|---|---|---|---|
limit | integer | — | Max results (default 5, max 20) |
query | string | Yes | Search terms, e.g. 'reset password' or 'VPN setup' |
Parameters from the server's own tool schema.
Why servicenow_search_kb is rated Low
This tool retrieves and searches existing knowledge base articles without creating, modifying, deleting, or executing any operations. The action is a simple information lookup with no blast radius for misuse—at worst, an agent might return irrelevant search results. This is a classic Read category tool.
From the tool's definition Tool name 'servicenow_search_kb' and description 'Search the ServiceNow Knowledge Base for articles' indicate a read-only query operation with no data modification or side effects.
Attacks that exploit this kind of access
The rule that runs servicenow_search_kb safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Local, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For servicenow_search_kb, this is the rule to start with:
servicenow_search_kb is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Local, apply this rule, and every servicenow_search_kb call is checked against it from then on.
Questions about servicenow_search_kb
Search the ServiceNow Knowledge Base for articles. It is categorised as a Read tool in the Local MCP Server, which means it retrieves data without modifying state.
servicenow_search_kb accepts 2 parameters: limit, query. Required: query. The full parameter table on this page comes from the server's own tool schema.
Register the Local MCP server in PolicyLayer and add a rule for servicenow_search_kb: 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 Local. Nothing to install.
servicenow_search_kb is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the servicenow_search_kb 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 servicenow_search_kb. 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.
servicenow_search_kb is provided by the Local MCP server (local-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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