create_email_forwarder
Create an email forwarder
What create_email_forwarder does on cPanel MCP Server
AI agents use create_email_forwarder to create or update resources in cPanel MCP Server, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your cPanel MCP Server environment.
Why create_email_forwarder is rated Medium
This tool creates new email forwarding rules, which modifies account data and email configuration. It is a Write operation because it creates a new resource that can be reversed by deletion. Severity is medium because misconfiguration could redirect legitimate emails away from their intended recipients, causing business disruption or data loss, but the effect is localized to email routing and reversible.
From the tool's definition Tool name 'create_email_forwarder' and description 'Create an email forwarder' indicate creation of a new email configuration that modifies account settings. The action is reversible (forwarders can be deleted).
Attacks that exploit this kind of access
The rule that runs create_email_forwarder 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 create_email_forwarder, this is the rule to start with:
create_email_forwarder stays usable, but capped: an agent stuck in a loop can't make hundreds of changes 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 create_email_forwarder call is checked against it from then on.
Questions about create_email_forwarder
Create an email forwarder. It is categorised as a Write tool in the cPanel MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the cPanel MCP Server MCP server in PolicyLayer and add a rule for create_email_forwarder: 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.
create_email_forwarder is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the create_email_forwarder 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 create_email_forwarder. 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.
create_email_forwarder 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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