mail_forwarders_keep_copy
Update whether forwarder keeps a copy.
This record as markdown: /tools/hostinger-mcp/mail-forwarders-keep-copy.md
What mail_forwarders_keep_copy does on Hostinger
AI agents use mail_forwarders_keep_copy 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 mail_forwarders_keep_copy is rated Medium
This tool updates email forwarder configuration—specifically whether a copy of forwarded messages is retained. This is a reversible modification (the setting can be toggled back), making it a Write operation. Severity is medium because misconfiguration could lead to unintended email retention or loss of message copies, affecting email management but not causing irreversible data loss or financial impact.
From the tool's definition Tool name 'mail_forwarders_keep_copy' and description 'Update whether forwarder keeps a copy' indicate modification of email forwarder settings.
Attacks that exploit this kind of access
The rule that runs mail_forwarders_keep_copy 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 mail_forwarders_keep_copy, this is the rule to start with:
mail_forwarders_keep_copy 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 Hostinger, apply this rule, and every mail_forwarders_keep_copy call is checked against it from then on.
Questions about mail_forwarders_keep_copy
Update whether forwarder keeps a copy. It is categorised as a Write tool in the Hostinger MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Hostinger MCP server in PolicyLayer and add a rule for mail_forwarders_keep_copy: 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 Hostinger. Nothing to install.
mail_forwarders_keep_copy 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 mail_forwarders_keep_copy 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 mail_forwarders_keep_copy. 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.
mail_forwarders_keep_copy is provided by the Hostinger MCP server (idugeni/hostinger-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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