CVE-2026-80342: CWE-639 Authorization Bypass Through User-Controlled Key in Payment Plugins for PayPal WooCommerce
The Payment Plugins for PayPal WooCommerce WordPress plugin before 2.0.27 does not verify that a PayPal order supplied in a payment request belongs to the WooCommerce order being paid unless that PayPal order has already been completed, allowing unauthenticated attackers to have another buyer's approved but uncaptured payment captured against an order of their own.
AI Analysis
Technical Summary
The Payment Plugins for PayPal WooCommerce WordPress plugin versions prior to 2.0.27 contain an authorization bypass vulnerability (CWE-639). The plugin fails to verify ownership of a PayPal order against the WooCommerce order during payment requests unless the PayPal order is completed. This flaw enables unauthenticated attackers to capture an approved but uncaptured payment intended for another buyer against their own order.
Potential Impact
An attacker can capture payments that were approved for other users but not yet captured, potentially leading to unauthorized payment capture and financial loss for affected buyers. The vulnerability affects the integrity of payment processing within the WooCommerce environment using this plugin.
Mitigation Recommendations
Upgrade the Payment Plugins for PayPal WooCommerce plugin to version 2.0.27 or later, where this authorization verification issue has been fixed. No other mitigation guidance is provided.
CVE-2026-80342: CWE-639 Authorization Bypass Through User-Controlled Key in Payment Plugins for PayPal WooCommerce
Description
The Payment Plugins for PayPal WooCommerce WordPress plugin before 2.0.27 does not verify that a PayPal order supplied in a payment request belongs to the WooCommerce order being paid unless that PayPal order has already been completed, allowing unauthenticated attackers to have another buyer's approved but uncaptured payment captured against an order of their own.
CVSS v3.1
Score 6.5medium
Affected software
Payment Plugins for PayPal WooCommerce
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The Payment Plugins for PayPal WooCommerce WordPress plugin versions prior to 2.0.27 contain an authorization bypass vulnerability (CWE-639). The plugin fails to verify ownership of a PayPal order against the WooCommerce order during payment requests unless the PayPal order is completed. This flaw enables unauthenticated attackers to capture an approved but uncaptured payment intended for another buyer against their own order.
Potential Impact
An attacker can capture payments that were approved for other users but not yet captured, potentially leading to unauthorized payment capture and financial loss for affected buyers. The vulnerability affects the integrity of payment processing within the WooCommerce environment using this plugin.
Mitigation Recommendations
Upgrade the Payment Plugins for PayPal WooCommerce plugin to version 2.0.27 or later, where this authorization verification issue has been fixed. No other mitigation guidance is provided.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- WPScan
- Date Reserved
- 2026-08-26T09:19:41.537Z
- State
- PUBLISHED
Threat ID: 6ab36d3df7a7c541065abc94
Added to database: 09/23/2026, 06:10:05 UTC
Last enriched: 09/23/2026, 06:33:30 UTC
Last updated: 09/24/2026, 02:13:21 UTC
Views: 7
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