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CVE-2026-52694— WordPress Signature Add-On for WooCommerce plugin <= 2.0 - Sensitive Data Exposure vulnerability

Quick assessment

Affected
WP E-Signature Signature Add-On 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.

approveme Digital Signature Add-on for WooCommerce是approveme个人开发者的一个WooCommerce电子签名扩展插件。 approveme Digital Signature Add-on for WooCommerce 2.0及之前版本存在信息泄露漏洞，该漏洞源于未经验证敏感数据暴露，可能导致未经验证攻击者获取敏感数据。

CVSS 7.5 · High EPSS 0.24% · P15

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage

Affected Version Matrix 1

VendorProduct Version RangeStatus
WP E-Signature Signature Add-On for WooCommerce n/a≤ 2.0 affected
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I. Basic Information for CVE-2026-52694

Vulnerability Information
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Vulnerability Title
WordPress Signature Add-On for WooCommerce plugin <= 2.0 - Sensitive Data Exposure vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Unauthenticated Sensitive Data Exposure in Signature Add-On for WooCommerce <= 2.0 versions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
将系统数据暴露到未授权控制的范围
Source: CVE Program / CVE List V5
Vulnerability Title
approveme Digital Signature Add-on for WooCommerce 信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
approveme Digital Signature Add-on for WooCommerce是approveme个人开发者的一个WooCommerce电子签名扩展插件。 approveme Digital Signature Add-on for WooCommerce 2.0及之前版本存在信息泄露漏洞，该漏洞源于未经验证敏感数据暴露，可能导致未经验证攻击者获取敏感数据。
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
WP E-Signature Signature Add-On for WooCommerce n/a ~ 2.0 -

II. Public POCs for CVE-2026-52694

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III. Intelligence Information for CVE-2026-52694

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Vendor Advisories for CVE-2026-52694 (1)

IV. Related Vulnerabilities

Same weakness: CWE-497

V. Comments for CVE-2026-52694

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