get_health_summary_duckdb
AI agents call get_health_summary_duckdb 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.
This tool retrieves health summary data via DuckDB without modifying it. The naming pattern and sibling tools confirm read-only behavior. Severity is medium rather than low because health data is sensitive personal information; misuse could expose private medical records, though the tool itself performs no destructive or financial operations.
From the tool's definition Tool name 'get_health_summary_duckdb' and sibling tools ('get_health_summary_ch', 'get_health_summary_es', 'get_statistics_by_type_*', 'get_trend_data_*', 'get_xml_by_type') all use 'get' prefix, indicating data retrieval.
Attacks that exploit this kind of access
get_health_summary_duckdb. 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 get_health_summary_duckdb: 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.
get_health_summary_duckdb 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_health_summary_duckdb 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_health_summary_duckdb. 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_health_summary_duckdb 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.