delete_vm
Delete a VM. The VM must be stopped first.
This record as markdown: /tools/gethosthewalrus-proxmox-mcp/delete-vm.md
What delete_vm does on Proxmox MCP Server
AI agents call delete_vm to permanently remove resources in Proxmox MCP Server, typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
Why delete_vm is rated Critical
This tool irreversibly removes a virtual machine and cannot be undone. Even though it requires the VM to be stopped first (a safety measure), the deletion operation itself is destructive and eliminates data/infrastructure. This is the most severe category applicable.
From the tool's definition Tool name is 'delete_vm' with description 'Delete a VM.' The verb 'delete' and explicit reference to deleting a VM indicate irreversible removal of infrastructure.
Attacks that exploit this kind of access
The rule that runs delete_vm safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Proxmox MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For delete_vm, this is the rule to start with:
delete_vm is removed from the agent's tool list entirely, so the agent never calls it. The rest of the server keeps working.
The button opens the PolicyLayer dashboard: create your workspace, connect Proxmox MCP Server, apply this rule, and every delete_vm call is checked against it from then on.
Questions about delete_vm
Delete a VM. The VM must be stopped first. It is categorised as a Destructive tool in the Proxmox MCP Server MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the Proxmox MCP Server MCP server in PolicyLayer and add a rule for delete_vm: 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 Proxmox MCP Server. Nothing to install.
delete_vm is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.
Yes. Add a rate_limit block to the delete_vm 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 delete_vm. 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.
delete_vm is provided by the Proxmox MCP Server MCP server (gethosthewalrus/proxmox-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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