AI agents call gandi_mailbox_list_mailboxes to retrieve information from Gandi without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
The 'list' verb combined with 'mailboxes' indicates this tool retrieves or enumerates existing mailbox data without creating, modifying, or deleting anything. This is a read-only operation. Low severity because mailbox enumeration alone poses minimal risk unless the data returned is highly sensitive, but listing is a standard query operation.
From the tool's definition Tool name 'gandi_mailbox_list_mailboxes' indicates listing/querying mailboxes. The description is empty, but the function name clearly suggests a retrieval operation with no side effects.
Attacks that exploit this kind of access
gandi_mailbox_list_mailboxes. It is categorised as a Read tool in the Gandi MCP Server, which means it retrieves data without modifying state.
Register the Gandi MCP server in PolicyLayer and add a rule for gandi_mailbox_list_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 Gandi. Nothing to install.
gandi_mailbox_list_mailboxes is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the gandi_mailbox_list_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.
Set action: deny in the PolicyLayer policy for gandi_mailbox_list_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.
gandi_mailbox_list_mailboxes is provided by the Gandi MCP server (millsymills-com/gandi-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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