CVE-2026-82215
WC PayPay Gateway 0.5 - 0.9.3 - Unauthenticated Payment Bypass via Unverified Webhook
CVSS Score
5.9
EPSS Score
0.0%
EPSS Percentile
0th
The Payment Gateway PayPay for WooCommerce WordPress plugin from 0.5 to 0.9.3 does not verify the authenticity of the payment notifications it receives before acting on them, allowing unauthenticated attackers who know the store's merchant identifier to mark arbitrary orders as paid, or to cancel or fail them.
| Vendor | unknown |
| Product | payment gateway paypay for woocommerce |
| Published | Sep 11, 2026 |
| Last Updated | Sep 11, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
Unknown / Payment Gateway PayPay for WooCommerce
0.5 ≤ 0.9.3
References
Credits
Pedro Pinho WPScan