List unsettled split transactions for the authenticated user.
AI agents call list_splits_outstanding to retrieve information from Luni MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves and displays a list of unsettled split transactions, which is fundamentally a read operation. However, it accesses sensitive financial transaction data that could reveal personal or business financial arrangements.
From the tool's definition Tool name 'list_splits_outstanding' and description 'List unsettled split transactions for the authenticated user' indicate a retrieval operation that queries financial data without modifying or executing operations.
Attacks that exploit this kind of access
List unsettled split transactions for the authenticated user. It is categorised as a Read tool in the Luni MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Luni MCP Server MCP server in PolicyLayer and add a rule for list_splits_outstanding: 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 Luni MCP Server. Nothing to install.
list_splits_outstanding 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 list_splits_outstanding 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 list_splits_outstanding. 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.
list_splits_outstanding is provided by the Luni MCP Server MCP server (rorygeddes/luni_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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