Get miscellaneous income concepts used by MiscIncome cash receipts
AI agents call siigo_get_misc_income to retrieve information from Siigo 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 reference data (miscellaneous income concepts) for use in cash receipts without creating, modifying, deleting, or executing any operations. It is a read-only query with minimal blast radius—misuse would only expose financial reference information, not alter financial records or trigger transactions.
From the tool's definition Tool name and description indicate a retrieval operation: 'Get miscellaneous income concepts' with no modification, deletion, or execution indicated.
Attacks that exploit this kind of access
Get miscellaneous income concepts used by MiscIncome cash receipts. It is categorised as a Read tool in the Siigo MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Siigo MCP Server MCP server in PolicyLayer and add a rule for siigo_get_misc_income: 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 Siigo MCP Server. Nothing to install.
siigo_get_misc_income 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 siigo_get_misc_income 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 siigo_get_misc_income. 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.
siigo_get_misc_income is provided by the Siigo MCP Server MCP server (jdlar1/siigo-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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