AI agents call get_alerts to retrieve information from MCP_3 without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves and queries weather alert information. It is a read-only operation that fetches data about weather conditions without creating, modifying, deleting, or executing any operations with external effects. The low severity reflects minimal risk even if misused, as accessing weather data poses no security, financial, or destructive threat.
From the tool's definition Tool name 'get_alerts' and description '获取美国各州的天气警报' (Get weather alerts for US states) indicates retrieval of weather alert data with no modification or side effects.
Attacks that exploit this kind of access
获取美国各州的天气警报。. It is categorised as a Read tool in the MCP_3 MCP Server, which means it retrieves data without modifying state.
Register the MCP_3 MCP server in PolicyLayer and add a rule for get_alerts: 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_3. Nothing to install.
get_alerts 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_alerts 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_alerts. 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_alerts is provided by the MCP_3 MCP server (sunhuiowo/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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