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CVE-2026-103332— Payex Payment Gateway for WooCommerce <= 1.2.10 - Unauthenticated Payment Confirmation Forgery via Empty-Default Secret Key

Quick assessment

Affected
Unknown Payex Payment Gateway for Woocommerce
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

WooCommerce 的 Payex 支付网关 WordPress 插件（版本 1.2.10 及以下）未能正确验证 incoming 支付通知的真实性，其依赖的验证密钥默认值为空，导致未经验证的攻击者能够伪造有效的支付确认信息，并将任意订单标记为“已支付”。

AI Predicted 7.5 Difficulty: Easy

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-103332

Vulnerability Information
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Vulnerability Title
Payex Payment Gateway for WooCommerce <= 1.2.10 - Unauthenticated Payment Confirmation Forgery via Empty-Default Secret Key
Source: CVE Program / CVE List V5
Vulnerability Description
The Payex Payment Gateway for Woocommerce WordPress plugin through 1.2.10 does not properly verify the authenticity of incoming payment notifications, relying on a validation secret that is empty by default, allowing unauthenticated attackers to forge a valid payment confirmation and mark any order as paid.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Unknown Payex Payment Gateway for Woocommerce 0 ~ 1.2.10 -

II. Public POCs for CVE-2026-103332

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III. Intelligence Information for CVE-2026-103332

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Other References for CVE-2026-103332 (1)

Same Patch Batch · Unknown · 2026-10-27 · 4 CVEs total

CVE-2026-103359 5.3 MEDIUM PayDunya WooCommerce Payment Gateway 1.1.6 - Unauthenticated Order Payment Completion via
CVE-2026-103325 3.7 LOW TiendaCrypto para WooCommerce 1.0.1 - 1.2.1 - Unauthenticated Order Payment Forgery via We
CVE-2026-103312 Payment Integration Wompi <= 4.0.1 - Unauthenticated Payment Confirmation Forgery via IPN

IV. Related Vulnerabilities

Same vendor: Unknown