Suma del mes anterior (reenviado al servidor Ventas)
AI agents call ventas_total_mes_anterior to retrieve information from Laboratorio MCP Gateway without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries and returns sales totals for the previous month—a read-only operation that retrieves existing data through the MCP gateway without creating, modifying, deleting, or executing external operations. No side effects are implied. Severity is low because unauthorized access to sales summaries poses minimal immediate risk compared to write, destructive, or financial operations.
From the tool's definition Tool name 'ventas_total_mes_anterior' and description 'Suma del mes anterior (reenviado al servidor Ventas)' indicate a retrieval of aggregated sales data.
Attacks that exploit this kind of access
Suma del mes anterior (reenviado al servidor Ventas). It is categorised as a Read tool in the Laboratorio MCP Gateway MCP Server, which means it retrieves data without modifying state.
Register the Laboratorio MCP Gateway MCP server in PolicyLayer and add a rule for ventas_total_mes_anterior: 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 Laboratorio MCP Gateway. Nothing to install.
ventas_total_mes_anterior 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 ventas_total_mes_anterior 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 ventas_total_mes_anterior. 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.
ventas_total_mes_anterior is provided by the Laboratorio MCP Gateway MCP server (tomaslopera/laboratorio_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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