Critical-risk tools in Gmail MCP Server
3 of the 22 tools in Gmail MCP Server are classified as critical risk. This page profiles those tools specifically, with recommended policy actions and the attack patterns that target them.
Every operation listed below is an action PolicyLayer recommends controlling at the transport layer. Open any tool to see the full profile, risk score, and YAML policy snippet.
Tools at critical risk
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batch_trash_emailsDestructiveMove multiple emails to Trash at once by adding the TRASH label and removing INBOX.
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delete_labelDestructiveDelete a user-created Gmail label. System labels (INBOX, SENT, etc.) cannot be deleted.
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trash_emailDestructiveMove an email to Trash (recoverable for 30 days).
Attacks that target this class
Critical-risk tools in any server share these documented attack patterns. Each links to the full case and the defensive policy.