Advanced search with filtering and sorting options
AI agents call everything_search_advanced to retrieve information from Enhanced Everything MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves and filters file system data through the Everything search engine. It performs no write, delete, or execute operations. The filtering and sorting are applied to search results, not to files themselves. The blast radius of misuse is minimal—worst case being exposure of file paths and metadata already present on the system. Classified as Read with low severity.
From the tool's definition Tool is named 'everything_search_advanced' and described as 'Advanced search with filtering and sorting options'.
Attacks that exploit this kind of access
Advanced search with filtering and sorting options. It is categorised as a Read tool in the Enhanced Everything MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Enhanced Everything MCP Server MCP server in PolicyLayer and add a rule for everything_search_advanced: 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 Enhanced Everything MCP Server. Nothing to install.
everything_search_advanced 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 everything_search_advanced 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 everything_search_advanced. 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.
everything_search_advanced is provided by the Enhanced Everything MCP Server MCP server (somacosf/mcp-everything). 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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