vps_firewall_update_rule

What vps_firewall_update_rule does on Hostinger

AI agents use vps_firewall_update_rule to create or update resources in Hostinger, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Hostinger environment.

Why vps_firewall_update_rule is rated Medium

Updating firewall rules is a reversible modification of system configuration that affects security posture and network access controls. While reversible (Write rather than Destructive), misuse could disable security controls or expose services, making it high-severity. It does not execute arbitrary code (Execute), delete data (Destructive), or move money (Financial).

From the tool's definition Tool name 'vps_firewall_update_rule' combined with description 'Update an existing firewall rule' indicates modification of firewall configuration that controls network access. This is a write operation that modifies security-relevant settings.

The rule that runs vps_firewall_update_rule safely

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

{
  "version": "1",
  "default": "deny",
  "tools": {
    "vps_firewall_update_rule": {
      "limits": [
        {
          "counter": "vps_firewall_update_rule_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

Questions about vps_firewall_update_rule