Delete a card
AI agents call trello_delete_card to permanently remove resources in Trello MCP Server — typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
Deletion of cards is an irreversible destructive action that cannot be undone. This has high blast radius if an AI agent mistakenly deletes important cards or bulk deletes cards. While impact is typically limited to a single workspace/board (not organization-wide financial or system-level damage), the permanent loss of task data and work history justifies 'high' severity rather than 'medium'.
From the tool's definition Tool name is 'trello_delete_card' with description 'Delete a card'. The delete operation is irreversible and permanently removes a card and all its associated data (comments, attachments, history) from Trello.
Attacks that exploit this kind of access
Delete a card. It is categorised as a Destructive tool in the Trello MCP Server MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the Trello MCP Server MCP server in PolicyLayer and add a rule for trello_delete_card: 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 Trello MCP Server. Nothing to install.
trello_delete_card is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.
Yes. Add a rate_limit block to the trello_delete_card 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 trello_delete_card. 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.
trello_delete_card is provided by the Trello MCP Server MCP server (shameerpc5029/trello-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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