arvan_helm_uninstall

Uninstall a Helm release.

SERVERArvanCloud MCP Server SOURCEdwin-gharibi/arvancloud-mcp

Critical RISK CLASS

Category Destructive

Parameters 00 required

Recommended Hiddensee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/dwin-gharibi-arvancloud-mcp/arvan-helm-uninstall.md

WHAT IT DOES

What arvan_helm_uninstall does on ArvanCloud MCP Server

AI agents call arvan_helm_uninstall to permanently remove resources in ArvanCloud MCP Server, typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.

RISK

Why arvan_helm_uninstall is rated Critical

Helm uninstall removes all resources associated with a release from a Kubernetes cluster. This action is irreversible in the sense that it destroys running applications, services, and data persistence configurations. While technically recoverable through backups or redeployment, the immediate effect is destructive and cannot be undone by the tool itself.

From the tool's definition Tool name is 'arvan_helm_uninstall' with description 'Uninstall a Helm release.' The verb 'uninstall' indicates removal of Kubernetes deployments managed by Helm, which is irreversible without backup/recovery procedures.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs arvan_helm_uninstall safely

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

arvan_helm_uninstall Hidden

arvan_helm_uninstall is removed from the agent's tool list entirely, so the agent never calls it. The rest of the server keeps working.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "hide": [
    "arvan_helm_uninstall"
  ]
}

RESTRICT THIS TOOL → Instant setup, no code required.

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

FAQ

Questions about arvan_helm_uninstall

What does the arvan_helm_uninstall tool do? +

Uninstall a Helm release. It is categorised as a Destructive tool in the ArvanCloud MCP Server MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.

How do I enforce a policy on arvan_helm_uninstall? +

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

What risk level is arvan_helm_uninstall? +

arvan_helm_uninstall is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.

Can I rate-limit arvan_helm_uninstall? +

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

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

arvan_helm_uninstall is provided by the ArvanCloud MCP Server MCP server (dwin-gharibi/arvancloud-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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