Refund a JazzCash transaction (authorize/Refund). amount is in PKR rupees. IRREVERSIBLE — moves money back to the customer. Per JazzCash, refunds apply to card transactions; verify applicability for wallet/OTC.
AI agents use refund_payment to commit financial operations through Jazzcash — usually the final step of a payment, billing, or trading workflow. A call moves real money.
Refunds commit financial obligations and move money, making this a Financial category tool. The critical severity reflects that misuse could result in unauthorized money transfers, financial losses, and irreversible fund movements.
From the tool's definition Tool description explicitly states 'Refund a JazzCash transaction' and 'IRREVERSIBLE — moves money back to the customer.' This is a financial operation that transfers money (PKR rupees) as a refund.
Attacks that exploit this kind of access
Refund a JazzCash transaction (authorize/Refund). amount is in PKR rupees. IRREVERSIBLE — moves money back to the customer. Per JazzCash, refunds apply to card transactions; verify applicability for wallet/OTC. It is categorised as a Financial tool in the Jazzcash MCP Server, which means it involves financial transactions. Block by default and require explicit approval.
Register the Jazzcash MCP server in PolicyLayer and add a rule for refund_payment: 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 Jazzcash. Nothing to install.
refund_payment is a Financial tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.
Yes. Add a rate_limit block to the refund_payment 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 refund_payment. 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.
refund_payment is provided by the Jazzcash MCP server (theyahia/jazzcash-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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