disable_passenger_app
Disable/stop a registered application
This record as markdown: /tools/0xhayd3n-cpanel-mcp-server/disable-passenger-app.md
What disable_passenger_app does on cPanel MCP Server
AI agents invoke disable_passenger_app to trigger actions in cPanel MCP Server. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call: builds kicked off, notifications sent, workflows started.
Why disable_passenger_app is rated High
This tool stops a running Passenger application, which is an operational state change that affects a live service. It triggers an external operation (stopping a web application) rather than merely reading or writing data. While potentially reversible (the app could be re-enabled), stopping a production application can cause service outages, making it high severity.
From the tool's definition Disable/stop a registered application
Attacks that exploit this kind of access
The rule that runs disable_passenger_app safely
PolicyLayer is an MCP gateway: it sits between your AI agents and cPanel MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For disable_passenger_app, this is the rule to start with:
disable_passenger_app stays usable, but rate-capped: a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect cPanel MCP Server, apply this rule, and every disable_passenger_app call is checked against it from then on.
Questions about disable_passenger_app
Disable/stop a registered application. It is categorised as a Execute tool in the cPanel MCP Server MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.
Register the cPanel MCP Server MCP server in PolicyLayer and add a rule for disable_passenger_app: 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 cPanel MCP Server. Nothing to install.
disable_passenger_app is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.
Yes. Add a rate_limit block to the disable_passenger_app 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 disable_passenger_app. 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.
disable_passenger_app is provided by the cPanel MCP Server MCP server (0xhayd3n/cpanel-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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