gcp_vpc_list_networks

List all VPC networks in the project

SERVERGCP MCP Server SOURCEahmedselimmansor-ctrl/gcp_mcp_server

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/ahmedselimmansor-ctrl-gcp-mcp-server/gcp-vpc-list-networks.md

WHAT IT DOES

What gcp_vpc_list_networks does on GCP MCP Server

AI agents call gcp_vpc_list_networks to retrieve information from GCP MCP Server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why gcp_vpc_list_networks is rated Low

This tool queries and returns information about existing VPC networks without creating, modifying, deleting, or executing any operations. It is a read-only enumeration of infrastructure metadata. The blast radius is minimal—the information returned could inform an attacker's reconnaissance, but the tool itself causes no state changes.

From the tool's definition Tool name contains 'list' and description states 'List all VPC networks in the project' — a pure retrieval operation with no modification, deletion, or execution.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs gcp_vpc_list_networks safely

PolicyLayer is an MCP gateway: it sits between your AI agents and GCP MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For gcp_vpc_list_networks, this is the rule to start with:

gcp_vpc_list_networks Allowed

gcp_vpc_list_networks is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "gcp_vpc_list_networks": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect GCP MCP Server, apply this rule, and every gcp_vpc_list_networks call is checked against it from then on.

FAQ

Questions about gcp_vpc_list_networks

What does the gcp_vpc_list_networks tool do? +

List all VPC networks in the project. It is categorised as a Read tool in the GCP MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on gcp_vpc_list_networks? +

Register the GCP MCP Server MCP server in PolicyLayer and add a rule for gcp_vpc_list_networks: 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 GCP MCP Server. Nothing to install.

What risk level is gcp_vpc_list_networks? +

gcp_vpc_list_networks is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit gcp_vpc_list_networks? +

Yes. Add a rate_limit block to the gcp_vpc_list_networks 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.

How do I block gcp_vpc_list_networks completely? +

Set action: deny in the PolicyLayer policy for gcp_vpc_list_networks. 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.

What MCP server provides gcp_vpc_list_networks? +

gcp_vpc_list_networks is provided by the GCP MCP Server MCP server (ahmedselimmansor-ctrl/gcp_mcp_server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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