AI agents call get_room_settings to retrieve information from Loenn without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
The 'get_' prefix is a strong indicator of a read operation that retrieves existing data. Even though the description is empty, the tool name, server context (map file analysis/editing), and presence of other write/execute tools (add_decal, add_entity, add_trigger) suggest this tool queries room settings without modification.
From the tool's definition Tool name 'get_room_settings' indicates retrieval of configuration data. Server context shows the tool is part of a map file editor for Celeste .bin files. Sibling tools include add_* and analyze_* operations, positioning this as a query/retrieval operation.
Attacks that exploit this kind of access
get_room_settings. It is categorised as a Read tool in the Loenn MCP Server, which means it retrieves data without modifying state.
Register the Loenn MCP server in PolicyLayer and add a rule for get_room_settings: 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 Loenn. Nothing to install.
get_room_settings 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_room_settings 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_room_settings. 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_room_settings is provided by the Loenn MCP server (magedeline/loenn-mcp). 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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