Delete a transaction from CashChat
AI agents call delete_transaction to permanently remove resources in CashChat MCP Server — typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
This tool removes transaction records that cannot be undone. While not as severe as a financial tool that moves money, deletion of financial transaction records is irreversible and can damage audit trails and financial integrity. The high severity reflects the permanent loss of data and potential compliance/reconciliation issues in a financial tracking system.
From the tool's definition Tool name is 'delete_transaction' and description states 'Delete a transaction from CashChat'. The verb 'delete' indicates irreversible removal of data.
Attacks that exploit this kind of access
Delete a transaction from CashChat. It is categorised as a Destructive tool in the CashChat MCP Server MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the CashChat MCP Server MCP server in PolicyLayer and add a rule for delete_transaction: 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 CashChat MCP Server. Nothing to install.
delete_transaction 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 delete_transaction 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 delete_transaction. 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.
delete_transaction is provided by the CashChat MCP Server MCP server (pam-supastellar/cashchat-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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