Payment Integration Guide

Security checks across static analysis, malware telemetry, and agentic risk

Overview

This is mostly a coherent payment-integration guide, but it includes webhook debugging guidance that could cause developers to log sensitive payment or customer data.

Review the webhook logging advice before relying on this skill. The integration examples are generally aligned with the payment-guide purpose, but do not copy raw webhook logging into production; redact sensitive fields, use sandbox credentials first, and require careful review before enabling live payment actions.

Static analysis

No static analysis findings were reported for this release.

VirusTotal

VirusTotal findings are pending for this skill version.

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Risk analysis

Artifact-based informational review of SKILL.md, metadata, install specs, static scan signals, and capability signals. ClawScan does not execute the skill or run runtime probes.

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ASI09: Human-Agent Trust Exploitation
Medium
What this means

If a developer copies this pattern into a real payment service, sensitive payment or customer information could end up in application logs.

Why it was flagged

The skill frames itself as security-first but also recommends logging raw webhook payloads, headers, and part of the body. In payment systems, webhook data and headers may contain customer details, transaction data, signatures, or tokens; the artifact does not pair this debugging pattern with redaction, production safeguards, or log-retention limits.

Skill content
“Log everything — log the raw webhook payload before processing for debugging” and `console.log('[Webhook] Received:', { headers: req.headers, body: JSON.stringify(req.body).slice(0, 500) ... })`
Recommendation

Revise the guidance to log only minimal metadata, redact headers and payload fields, avoid raw payload logging in production, and document retention/access controls for any payment logs.

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ASI03: Identity and Privilege Abuse
Low
What this means

Using these examples with live merchant credentials can create or capture real payments and affect a merchant account.

Why it was flagged

The guide includes working examples that use payment-provider secrets and create payment objects. This is expected for a payment integration guide and uses environment variables rather than hardcoded credentials, but it is still high-impact account authority if used with live credentials.

Skill content
`const stripe = new Stripe(process.env.STRIPE_SECRET_KEY!);` and `paymentIntents.create({ amount: 2000, currency: 'usd' ... })`
Recommendation

Use sandbox credentials first, keep secrets in a secrets manager or environment variables, separate test and live environments, and require review before enabling live payment flows.