get_moon_info
AI agents call get_moon_info to retrieve information from Mcp Stargazing without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves astronomical data about the Moon without modifying any state or triggering external operations. It is a query/fetch operation returning observational data. While the tool description is empty, the server's stated purpose and naming convention provide strong evidence for read-only behavior. Low severity because misuse cannot cause data loss, financial harm, or destructive actions.
From the tool's definition Tool name 'get_moon_info' indicates retrieval of Moon data; server description explicitly states the purpose is to 'Calculate the altitude, rise, and set times of celestial objects' (Sun, Moon, planets, stars, and deep-space objects).
Attacks that exploit this kind of access
get_moon_info. It is categorised as a Read tool in the Mcp Stargazing MCP Server, which means it retrieves data without modifying state.
Register the Mcp Stargazing MCP server in PolicyLayer and add a rule for get_moon_info: 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 Stargazing. Nothing to install.
get_moon_info 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_moon_info 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_moon_info. 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_moon_info is provided by the Mcp Stargazing MCP server (stargazer1995/mcp-stargazing). 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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