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CVE-2026-66461— WordPress SMEPay: UPI Gateway for WooCommerce plugin <= 1.0.5 - Payment Bypass vulnerability

Quick assessment

Affected
smepay SMEPay: UPI 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.

WordPress SMEPay是WordPress基金会开源的一款提供支付功能的电商系统组件。 WordPress SMEPay 1.0.5及之前版本存在授权问题漏洞，该漏洞源于未经验证的访问控制失效。

CVSS 7.5 · High EPSS 0.24% · P15

Possible ATT&CK Techniques 1 AI

T1078 · Valid Accounts

Affected Version Matrix 1

VendorProduct Version RangeStatus
smepay SMEPay: UPI Gateway for WooCommerce n/a≤ 1.0.5 affected
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I. Basic Information for CVE-2026-66461

Vulnerability Information
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Vulnerability Title
WordPress SMEPay: UPI Gateway for WooCommerce plugin <= 1.0.5 - Payment Bypass vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Unauthenticated Broken Access Control in SMEPay: UPI Gateway for WooCommerce <= 1.0.5 versions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress SMEPay 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress SMEPay是WordPress基金会开源的一款提供支付功能的电商系统组件。 WordPress SMEPay 1.0.5及之前版本存在授权问题漏洞，该漏洞源于未经验证的访问控制失效。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
smepay SMEPay: UPI Gateway for WooCommerce n/a ~ 1.0.5 -

II. Public POCs for CVE-2026-66461

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III. Intelligence Information for CVE-2026-66461

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IV. Related Vulnerabilities

Same weakness: CWE-862

V. Comments for CVE-2026-66461

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