search_health_records_es
AI agents call search_health_records_es to retrieve information from Apple Health MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
The tool appears designed to search and retrieve health records without modifying them. However, the empty description limits certainty. Severity is medium rather than low because health records are sensitive personal data—unauthorized search/access could expose PHI (Protected Health Information) and violate privacy regulations, presenting a significant blast radius if an agent queries records inappropriately.
From the tool's definition Tool name 'search_health_records_es' implies querying/searching health records with no modification language present. Sibling tools (get_health_summary, get_statistics_by_type, get_trend_data) are clearly read-only retrieval operations.
Attacks that exploit this kind of access
search_health_records_es. It is categorised as a Read tool in the Apple Health MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Apple Health MCP Server MCP server in PolicyLayer and add a rule for search_health_records_es: 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 Apple Health MCP Server. Nothing to install.
search_health_records_es 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_health_records_es 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_health_records_es. 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_health_records_es is provided by the Apple Health MCP Server MCP server (the-momentum/apple-health-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.