list_trashed_mailboxes

List mailboxes currently in the recycle bin (soft-deleted, restorable). Each is permanently purged after its retention window elapses. Use restore_mailbox to recover one.

SERVERTrekMail MCP Server SOURCEtrekmail/mcp-server

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/trekmail-mcp-server/list-trashed-mailboxes.md

WHAT IT DOES

What list_trashed_mailboxes does on TrekMail MCP Server

AI agents call list_trashed_mailboxes to retrieve information from TrekMail MCP Server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why list_trashed_mailboxes is rated Low

This tool performs a read-only listing of trashed mailboxes. It does not modify, delete, or restore anything. The mention of restore_mailbox is a reference to a separate tool. The severity is low because listing trashed mailboxes exposes no sensitive operational data beyond mailbox metadata.

From the tool's definition 'List mailboxes currently in the recycle bin (soft-deleted, restorable)' — the tool only retrieves and lists data with no side effects

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs list_trashed_mailboxes safely

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

list_trashed_mailboxes Allowed

list_trashed_mailboxes is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "list_trashed_mailboxes": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

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

FAQ

Questions about list_trashed_mailboxes

What does the list_trashed_mailboxes tool do? +

List mailboxes currently in the recycle bin (soft-deleted, restorable). Each is permanently purged after its retention window elapses. Use restore_mailbox to recover one. It is categorised as a Read tool in the TrekMail MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on list_trashed_mailboxes? +

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

What risk level is list_trashed_mailboxes? +

list_trashed_mailboxes is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit list_trashed_mailboxes? +

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

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

list_trashed_mailboxes is provided by the TrekMail MCP Server MCP server (trekmail/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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