AI agents call aevo_get_funding_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 historical funding rate information from the Aevo trading platform. It performs no mutations, executions, or financial transactions—only data retrieval. The lack of description lowers confidence slightly, but the naming pattern and server context strongly indicate a read operation with minimal blast radius.
From the tool's definition Tool name 'aevo_get_funding_history' indicates retrieval of historical funding data. No description provided, but the 'get_' prefix and 'history' suffix are consistent with read-only query operations.
Attacks that exploit this kind of access
aevo_get_funding_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_funding_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_funding_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_funding_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_funding_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_funding_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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