Search the ServiceNow knowledge base for articles by keyword, category, or filter. Args: - search_text (string): Text to search for in article titles and content - query (string): Encoded query for additional filters (e.g.,
AI agents call servicenow_search_knowledge to retrieve information from Servicenow without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves and queries existing knowledge base articles without creating, modifying, or deleting any data. It is a straightforward search/retrieval operation with no destructive or state-changing capabilities. Low severity because misuse would only expose information already in the knowledge base, with minimal blast radius.
From the tool's definition Tool description states 'Search the ServiceNow knowledge base for articles' with arguments for 'search_text' and query filters.
Attacks that exploit this kind of access
Search the ServiceNow knowledge base for articles by keyword, category, or filter. Args: - search_text (string): Text to search for in article titles and content - query (string): Encoded query for additional filters (e.g.,. It is categorised as a Read tool in the Servicenow MCP Server, which means it retrieves data without modifying state.
Register the Servicenow MCP server in PolicyLayer and add a rule for servicenow_search_knowledge: 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. Nothing to install.
servicenow_search_knowledge 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_knowledge 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_knowledge. 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_knowledge is provided by the Servicenow MCP server (kylburns89/servicenow-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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