Critical-risk tools in Trello MCP Server
6 of the 49 tools in Trello 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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deleteAttachmentFromCardDestructiveRemove an attachment from a Trello card.
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deleteCardDestructivePermanently delete a Trello card. This action cannot be undone. Use update_card with closed=true to archive instead.
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deleteCheckItemDestructiveDelete a checklist item from a Trello card.
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deleteCheckItemOnChecklistDestructiveDelete a check item from a checklist permanently.
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deleteChecklistDestructiveDelete a checklist from a card permanently.
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deleteLabelDestructiveDelete a label from a Trello board. Use this to remove unused or obsolete labels. Warning: This will remove the label from all cards that use it.
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.