High-risk tools in Home Assistant MCP Server
3 of the 17 tools in Home Assistant MCP Server are classified as high risk. This page profiles those tools specifically, with recommended policy actions and the attack patterns that target them.
Every operation listed below is an action PolicyLayer recommends controlling at the transport layer. Open any tool to see the full profile, risk score, and YAML policy snippet.
Tools at high risk
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tools-lights-controlExecuteControl Home Assistant lights including turning on/off, brightness, color, effects, etc.
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tools-services-callExecuteCall a Home Assistant service. This is one of the most powerful endpoints, allowing you to execute actions and control devices. Services are organized by domains, which typicall...
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tools-template-renderExecuteRender a Home Assistant template. Templates use the Jinja2 template engine and can access the Home Assistant state machine, enabling dynamic values and calculations based on ent...
Attacks that target this class
High-risk tools in any server share these documented attack patterns. Each links to the full case and the defensive policy.