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CVE-2026-84043— ePayco Payment Gateway for WooCommerce < 8.4.7 - Unauthenticated Payment Confirmation Bypass

Quick assessment

Affected
Unknown ePayco 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.

以下是该漏洞描述的准确中文翻译： ePayco Payment Gateway for WooCommerce WordPress 插件在 8.4.7 版本之前，未正确验证支付确认请求的真实性，使得未认证的攻击者能够在没有有效网关签名的情况下将订单标记为已支付。 补充说明（便于理解）： 漏洞类型：认证/授权缺陷 受影响产品：ePayco Payment Gateway for WooCommerce（WordPress 插件） 影响版本：8.4.7 之前的所有版本 风险：攻击者无需登录或提供有效签名，即可伪造支付成

CVSS 5.3 · Medium EPSS 0.16% · P6

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
Unknown ePayco Payment Gateway for WooCommerce < 8.4.7 affected
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I. Basic Information for CVE-2026-84043

Vulnerability Information
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Vulnerability Title
ePayco Payment Gateway for WooCommerce < 8.4.7 - Unauthenticated Payment Confirmation Bypass
Source: CVE Program / CVE List V5
Vulnerability Description
The ePayco Payment Gateway for WooCommerce WordPress plugin before 8.4.7 does not properly verify the authenticity of payment confirmation requests, allowing unauthenticated attackers to mark orders as paid without a valid gateway signature.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
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 ePayco Payment Gateway for WooCommerce 0 ~ 8.4.7 -

II. Public POCs for CVE-2026-84043

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III. Intelligence Information for CVE-2026-84043

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Vendor Advisories for CVE-2026-84043 (1)

Same Patch Batch · Unknown · 2026-09-04 · 19 CVEs total

CVE-2026-82923 9.8 CRITICAL AI Website Builder (GitHub build) 1.0.0 - Unauthenticated RCE via Unprotected REST Routes
CVE-2026-84045 5.3 MEDIUM E-cab Taxi Booking Manager for Woocommerce < 2.0.5 - Unauthenticated Price Manipulation vi
CVE-2026-84044 5.3 MEDIUM Restaurant Menu and Food Ordering < 2.4.12 - Unauthenticated Payment Bypass via Forged Pay
CVE-2026-79632 WPFunnels < 3.13.0 - Unauthenticated Arbitrary Recipient Email Sending via wpfnl_shortcode
CVE-2026-84066 Directorist < 8.9 - Subscriber+ Arbitrary Post Meta Write via atbdp_post_attachment_upload
CVE-2026-84146 Xpro Elementor Addons < 1.7.8 - Unauthenticated Draft/Private Product Disclosure via Quick
CVE-2026-82186 WPLP Cookie Consent < 4.4.2 - Admin+ SQLi via 'offset' Parameter
CVE-2026-82194 WPvivid Backup & Migration < 0.9.134 - Admin+ Arbitrary File Deletion via Path Traversal
CVE-2026-82193 WPvivid Backup & Migration < 0.9.134 - Admin+ File Write Outside the Backup Directory via
CVE-2026-74853 Pods < 3.3.9.2 - Author+ Arbitrary File Read via Shortcode Display Callback
CVE-2026-79631 WPFunnels < 3.13.0 - Unauthenticated Order and Opt-In PII Disclosure via Web-Accessible Lo
CVE-2026-80438 Ninja Forms 3.14.0 - 3.15.1 - Authenticated Arbitrary Post Modification and Sensitive Info
CVE-2026-81347 Frontend Admin by DynamiApps < 3.29.13 - Unauthenticated .htaccess and index.php Deletion
CVE-2025-15691 WPFunnels < 3.13.0 - Unauthenticated User Registration via Opt-in Forms
CVE-2026-79630 WPFunnels < 3.13.0 - Unauthenticated Price Manipulation via Order Bump Product ID Substitu
CVE-2026-17517 Content Views < 4.5.1.2 - Unauthenticated Non-Public Post Content Disclosure via Views Sta
CVE-2026-19224 Hummingbird < 3.21.2 - Admin+ Network-Wide RCE via Hub Connector on Multisite
CVE-2026-16281 Classified Listing < 6.1.1 - Subscriber+ Arbitrary Attachment Deletion and Listing Image T

IV. Related Vulnerabilities

Same vendor: Unknown

V. Comments for CVE-2026-84043

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