Low Risk

get_cdn_available_regions

Get list of available CDN regions.

How to control get_cdn_available_regions ↓

What get_cdn_available_regions does on Vultr MCP

AI agents call get_cdn_available_regions to retrieve information from Vultr MCP without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

Low Risk

Why get_cdn_available_regions needs a policy

This tool retrieves informational data about available CDN regions without modifying, creating, deleting, or executing any infrastructure changes. It is a straightforward read operation with no blast radius if misused by an AI agent—at worst, it returns a list of regions the user could already discover through other means.

From the tool's definition Tool name 'get_cdn_available_regions' and description 'Get list of available CDN regions' indicate a retrieval operation with no side effects. The verb 'get' and the read-only nature of querying available regions confirm this is a data query.

Documented attack patterns abuse exactly the kind of access get_cdn_available_regions gives an agent:

How to control get_cdn_available_regions

PolicyLayer is an MCP gateway — it sits between your AI agents and Vultr MCP, and nothing reaches the server without passing your rules. This is the rule we recommend for get_cdn_available_regions:

policy.json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "get_cdn_available_regions": {}
  }
}

get_cdn_available_regions is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.

  1. Create a free account and register Vultr MCP — nothing to install.
  2. Add this policy — paste it, or build it visually.
  3. Point your MCP client (Claude, Cursor, anything) at your gateway URL.
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Related tools and policies

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Questions about get_cdn_available_regions

What does the get_cdn_available_regions tool do? +

Get list of available CDN regions. It is categorised as a Read tool in the Vultr MCP MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on get_cdn_available_regions? +

Register the Vultr MCP server in PolicyLayer and add a rule for get_cdn_available_regions: 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 Vultr MCP. Nothing to install.

What risk level is get_cdn_available_regions? +

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

Can I rate-limit get_cdn_available_regions? +

Yes. Add a rate_limit block to the get_cdn_available_regions 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 get_cdn_available_regions completely? +

Set action: deny in the PolicyLayer policy for get_cdn_available_regions. 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 get_cdn_available_regions? +

get_cdn_available_regions is provided by the Vultr MCP server (rsp2k/mcp-vultr). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Vultr MCP tool call.

Start from Vultr MCP, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.

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284 Vultr MCP tools catalogued and risk-classified — across an index of 43,000+ MCP servers.

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