search_adv
AI agents call search_adv to retrieve information from MCP Start App without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Despite the empty description, the tool name 'search_adv' (advanced search) and the server's stated VSCode-like search capabilities indicate this tool performs read-only search operations. The absence of language like 'execute', 'delete', 'modify', or 'run' supports a Read classification.
From the tool's definition Tool named 'search_adv' on a file management server with 'VSCode-like search capabilities' mentioned in server description.
Attacks that exploit this kind of access
search_adv. It is categorised as a Read tool in the MCP Start App MCP Server, which means it retrieves data without modifying state.
Register the MCP Start App MCP server in PolicyLayer and add a rule for search_adv: 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 MCP Start App. Nothing to install.
search_adv 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 search_adv 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 search_adv. 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.
search_adv is provided by the MCP Start App MCP server (nexus-aissam/mcp-local). 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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