Get the full content of a knowledge base article by number (KB...) or sys_id. Args: - identifier (string): Article number (KB0001234) or sys_id - response_format: Output format Returns: Full article content (HTML stripped to plain text) with metadata
AI agents call servicenow_get_kb_article 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 performs a read-only query operation that retrieves and returns existing knowledge base article data without any side effects. The blast radius of misuse is minimal—an agent could only access information that already exists in ServiceNow's knowledge base. No data can be created, modified, deleted, or executed.
From the tool's definition Tool retrieves 'full content of a knowledge base article' by identifier. No modification, deletion, or execution capability. Returns 'full article content' and 'metadata' only.
Attacks that exploit this kind of access
Get the full content of a knowledge base article by number (KB...) or sys_id. Args: - identifier (string): Article number (KB0001234) or sys_id - response_format: Output format Returns: Full article content (HTML stripped to plain text) with metadata. 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_get_kb_article: 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_get_kb_article 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_get_kb_article 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_get_kb_article. 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_get_kb_article 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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