delete_transactions
AI agents call delete_transactions to permanently remove resources in My Finance MCP Server — typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
The name 'delete_transactions' and context indicate this tool permanently removes financial transaction data without reversibility. Even with an empty description, the naming is unambiguous—deletion of financial records is a destructive operation with high blast radius (loss of audit trail, incorrect financial statements, broken reconciliation).
From the tool's definition Tool named 'delete_transactions' with empty description; combined with sibling tools that manage personal finance transactions persisted in ChromaDB and JSON, this tool irreversibly removes financial records.
Attacks that exploit this kind of access
delete_transactions. It is categorised as a Destructive tool in the My Finance MCP Server MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the My Finance MCP Server MCP server in PolicyLayer and add a rule for delete_transactions: 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 My Finance MCP Server. Nothing to install.
delete_transactions 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_transactions 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_transactions. 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_transactions is provided by the My Finance MCP Server MCP server (xinrong-meng/my-finance-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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