Vendor-side scan: BillPayments whose TotalAmt exceeds the sum of their Bill-linked line amounts — the excess is sitting unapplied on AP. Lines linked to Purchase/JournalEntry (the intentional $0-BillPayment pattern tying a debit-AP transaction to its Bill) deliberately do NOT count as applied. Ca...
AI agents call qbo_scan_unapplied_bill_payments to retrieve information from Kaizen Qbo without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool performs a read-only scan of QuickBooks Online bill payment data to identify accounting discrepancies. It examines relationships between BillPayments and their linked Bills/Entries but does not create, modify, delete, or execute any transactional operations. The severity is low because misuse would at worst reveal accounting information but cannot alter financial records or execute unauthorized operations.
From the tool's definition Tool name contains 'scan' and description indicates it 'queries' or identifies unapplied bill payments by analyzing existing data.
Attacks that exploit this kind of access
Vendor-side scan: BillPayments whose TotalAmt exceeds the sum of their Bill-linked line amounts — the excess is sitting unapplied on AP. Lines linked to Purchase/JournalEntry (the intentional $0-BillPayment pattern tying a debit-AP transaction to its Bill) deliberately do NOT count as applied. Caution: when QBO. It is categorised as a Read tool in the Kaizen Qbo MCP Server, which means it retrieves data without modifying state.
Register the Kaizen Qbo MCP server in PolicyLayer and add a rule for qbo_scan_unapplied_bill_payments: 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 Kaizen Qbo. Nothing to install.
qbo_scan_unapplied_bill_payments is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the qbo_scan_unapplied_bill_payments 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 qbo_scan_unapplied_bill_payments. 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.
qbo_scan_unapplied_bill_payments is provided by the Kaizen Qbo MCP server (kaizen-qbo-mcp-server). 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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