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CVE-2026-66488— Joomla Extension - balbooa.com - Payment bypass in Gridbox < 2.20.2

AI Predicted 8.1 Difficulty: Moderate EPSS 0.15% · P5

Possible ATT&CK Techniques 1AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProductVersion RangeStatus
balbooa.comGridbox extension for Joomla1.0.0-2.20.1affected
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I. Basic Information for CVE-2026-66488

Vulnerability Information
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Vulnerability Title
Joomla Extension - balbooa.com - Payment bypass in Gridbox < 2.20.2
Source: CVE Program / CVE List V5
Vulnerability Description
Joomla Extension - balbooa.com - Payment bypass in Gridbox < 2.20.2
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Balbooa Gridbox 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Balbooa gridbox是Balbooa公司开源的一个响应式Joomla页面构建器。 Balbooa Gridbox 2.20.2之前版本存在安全漏洞，该漏洞源于支付绕过。
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

VendorProductAffected VersionsCPESubscribe
balbooa.comGridbox extension for Joomla 1.0.0-2.20.1 -

II. Public POCs for CVE-2026-66488

#POC DescriptionSource LinkShenlong Link
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III. Intelligence Information for CVE-2026-66488

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Security Blog Posts for CVE-2026-66488 (1)

Vendor Pages for CVE-2026-66488 (1)

Same Patch Batch · balbooa.com · 2026-07-29 · 11 CVEs total

CVE-2026-6588410.0 CRITICALJoomla Extension - balbooa.com - Privilege Escalation in Gridbox < 2.20.2
CVE-2026-6588810.0 CRITICALJoomla Extension - balbooa.com - Account takeover vulnerability in Gridbox < 2.20.2
CVE-2026-6588710.0 CRITICALJoomla Extension - balbooa.com - Unauthenticated arbitrary password reset in Gridbox < 2.
CVE-2026-658859.4 CRITICALJoomla Extension - balbooa.com - Authenticated arbitrary file upload in Gridbox < 2.20.2
CVE-2026-658899.2 CRITICALJoomla Extension - balbooa.com - Unauthenticated recursive directory deletion in Gridbox <
CVE-2026-658909.2 CRITICALJoomla Extension - balbooa.com - Unauthenticated SQL injection in Gridbox < 2.20.2
CVE-2026-658869.2 CRITICALJoomla Extension - balbooa.com - Unauthenticated arbitrary file read in Gridbox < 2.20.2
CVE-2026-66489Joomla Extension - balbooa.com - Various unauthenticated file system disclosure in Gridbox
CVE-2026-66490Joomla Extension - balbooa.com - Stored cross-site scripting via a comment avatar in Gridb
CVE-2026-65947Joomla Extension - balbooa.com - Various CSRF vectors in the admin interface in Gridbox <

IV. Related Vulnerabilities

Same product: Gridbox extension for Joomla
Same vendor: balbooa.com

V. Comments for CVE-2026-66488

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