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CVE-2026-54807— WordPress Registration Form for WooCommerce plugin <= 1.0.9 - Privilege Escalation vulnerability

Quick assessment

Affected
ThemeGrill Registration Form 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.

Registration Form for WooCommerce是ThemeGrill公司的一个WooCommerce用户注册表单插件。 ThemeGrill Registration Form for WooCommerce 1.0.9及之前版本存在权限许可和访问控制问题漏洞，该漏洞源于权限许可和访问控制问题，可能导致未经身份验证的攻击者进行权限提升。

CVSS 9.8 · Critical EPSS 0.48% · P40

Possible ATT&CK Techniques 1 AI

T1136 · Create Account

Affected Version Matrix 1

VendorProduct Version RangeStatus
ThemeGrill Registration Form for WooCommerce n/a≤ 1.0.9 affected
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I. Basic Information for CVE-2026-54807

Vulnerability Information
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Vulnerability Title
WordPress Registration Form for WooCommerce plugin <= 1.0.9 - Privilege Escalation vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Unauthenticated Privilege Escalation in Registration Form for WooCommerce <= 1.0.9 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:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
特权授予不正确
Source: CVE Program / CVE List V5
Vulnerability Title
ThemeGrill Registration Form for WooCommerce 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Registration Form for WooCommerce是ThemeGrill公司的一个WooCommerce用户注册表单插件。 ThemeGrill Registration Form for WooCommerce 1.0.9及之前版本存在权限许可和访问控制问题漏洞，该漏洞源于权限许可和访问控制问题，可能导致未经身份验证的攻击者进行权限提升。
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
ThemeGrill Registration Form for WooCommerce n/a ~ 1.0.9 -

II. Public POCs for CVE-2026-54807

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III. Intelligence Information for CVE-2026-54807

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Same Patch Batch · ThemeGrill · 2026-06-17 · 3 CVEs total

CVE-2026-40726 8.2 HIGH WordPress User Registration Stripe plugin <= 1.3.14 - Broken Access Control vulnerability
CVE-2026-49081 8.2 HIGH WordPress User Registration Stripe plugin <= 1.3.12 - Broken Access Control vulnerability

IV. Related Vulnerabilities

Same product: Registration Form for WooCommerce
Same vendor: ThemeGrill
Same weakness: CWE-266

V. Comments for CVE-2026-54807

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