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CVE-2025-8059— B Blocks <= 2.0.6 - Missing Authorization to Unauthenticated Privilege Escalation via rgfr_registration Function

Quick assessment

Affected
bplugins bBlocks – Essential Gutenberg Blocks & Patterns Collection
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和WordPress plugin都是WordPress基金会的产品。WordPress是一套使用PHP语言开发的博客平台。该平台支持在PHP和MySQL的服务器上架设个人博客网站。WordPress plugin是一个应用插件。 WordPress plugin B Blocks 2.0.6及之前版本存在安全漏洞，该漏洞源于权限提升，可能导致创建管理员账户。

CVSS 9.8 · Critical EPSS 0.50% · P41
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I. Basic Information for CVE-2025-8059

Vulnerability Information
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Vulnerability Title
B Blocks <= 2.0.6 - Missing Authorization to Unauthenticated Privilege Escalation via rgfr_registration Function
Source: CVE Program / CVE List V5
Vulnerability Description
The B Blocks plugin for WordPress is vulnerable to Privilege Escalation due to missing authorization and improper input validation within the rgfr_registration() function in all versions up to, and including, 2.0.6. This makes it possible for unauthenticated attackers to create a new account and assign it the administrator role.
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
授权机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress plugin B Blocks 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress和WordPress plugin都是WordPress基金会的产品。WordPress是一套使用PHP语言开发的博客平台。该平台支持在PHP和MySQL的服务器上架设个人博客网站。WordPress plugin是一个应用插件。 WordPress plugin B Blocks 2.0.6及之前版本存在安全漏洞，该漏洞源于权限提升，可能导致创建管理员账户。
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)

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Affected Products

Vendor Product Affected Versions CPE Subscribe
bplugins B Blocks – The ultimate block collection * ~ 2.0.6 -

II. Public POCs for CVE-2025-8059

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III. Intelligence Information for CVE-2025-8059

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IV. Related Vulnerabilities

Same vendor: bplugins
Same weakness: CWE-862

V. Comments for CVE-2025-8059

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