AI agents call aevo_get_order_history to retrieve information from Aevo-MCP without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves order history—a read-only query operation on past trading data. No side effects or modifications occur. While the server supports financial operations, this specific tool only accesses historical information. Severity is low because misuse would only expose data, not cause financial loss or execute unwanted trades.
From the tool's definition Tool name 'aevo_get_order_history' indicates retrieval of historical order data with no mutation. Description is empty, but context from sibling tools (create_order, cancel_order, etc.) and server purpose (trading platform) confirms this retrieves past orders…
Attacks that exploit this kind of access
aevo_get_order_history. It is categorised as a Read tool in the Aevo-MCP MCP Server, which means it retrieves data without modifying state.
Register the Aevo- MCP server in PolicyLayer and add a rule for aevo_get_order_history: 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 Aevo-MCP. Nothing to install.
aevo_get_order_history 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 aevo_get_order_history 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 aevo_get_order_history. 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.
aevo_get_order_history is provided by the Aevo- MCP server (ribbon-finance/aevo-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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