clientes_mas_activos
AI agents call clientes_mas_activos to retrieve information from Pagila MCP without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
The server is explicitly described as read-only, and the tool name translates to 'most active customers', strongly implying a read/query operation. The empty description lowers confidence slightly, but the server context and sibling tools consistently suggest read-only data retrieval.
From the tool's definition Tool name 'clientes_mas_activos' (most active customers) on a self-described read-only MCP server for querying Pagila PostgreSQL database; sibling tools include 'select_controlado', 'descubrir_tablas', 'descubrir_columnas' — all read-oriented.
Attacks that exploit this kind of access
clientes_mas_activos. It is categorised as a Read tool in the Pagila MCP MCP Server, which means it retrieves data without modifying state.
Register the Pagila MCP server in PolicyLayer and add a rule for clientes_mas_activos: 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 Pagila MCP. Nothing to install.
clientes_mas_activos 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 clientes_mas_activos 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 clientes_mas_activos. 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.
clientes_mas_activos is provided by the Pagila MCP server (lyrken/pagila_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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