Return any available credit facilities on the account.
AI agents call get_credit_lines to retrieve information from Mcp Kraken without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries account credit information without modifying account state, creating orders, executing trades, or moving funds. It is a simple data retrieval operation with minimal risk. The low severity reflects that even if misused, the tool only exposes financial metadata rather than enabling actual transactions or fund transfers. Confidence is high because the description is clear and unambiguous.
From the tool's definition Tool name 'get_credit_lines' and description 'Return any available credit facilities on the account' indicate data retrieval with no modification. The verb 'Return' and 'get_' prefix confirm read-only semantics.
Attacks that exploit this kind of access
Return any available credit facilities on the account. It is categorised as a Read tool in the Mcp Kraken MCP Server, which means it retrieves data without modifying state.
Register the Mcp Kraken MCP server in PolicyLayer and add a rule for get_credit_lines: 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 Mcp Kraken. Nothing to install.
get_credit_lines 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 get_credit_lines 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 get_credit_lines. 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.
get_credit_lines is provided by the Mcp Kraken MCP server (xavierbeheydt/mcp-kraken). 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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