AI agents call get_wikipedia_page_summary to retrieve information from Librarian without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves and returns summary data from Wikipedia without creating, modifying, deleting, executing code, or committing financial resources. It is a pure information retrieval operation with no side effects, fitting squarely into the Read category. Severity is low because misuse poses no risk of data loss, system compromise, or harm beyond potentially accessing public information inappropriately.
From the tool's definition Tool name 'get_wikipedia_page_summary' and description 'Get a quick summary of a Wikipedia page' indicate retrieval of existing information with no modification or execution.
Attacks that exploit this kind of access
Get a quick summary of a Wikipedia page - lighter version of get_wikipedia_page_info. It is categorised as a Read tool in the Librarian MCP Server, which means it retrieves data without modifying state.
Register the Librarian MCP server in PolicyLayer and add a rule for get_wikipedia_page_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 Librarian. Nothing to install.
get_wikipedia_page_summary 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 get_wikipedia_page_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.
Set action: deny in the PolicyLayer policy for get_wikipedia_page_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.
get_wikipedia_page_summary is provided by the Librarian MCP server (mlziade/librarian). 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.
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