CVE-2026-66490

The vulnerability CVE-2026-66490 affects the Joomla Extension balbooa Gridbox prior to version 2.20.2. The issue is a stored cross-site scripting (XSS) vulnerability that can be triggered via a comment avatar, as described in multiple sources. The root cause is an input/output handling weakness i...

CVE-2026-66490 Joomla Extension - balbooa.com - Stored cross-site scripting via a comment avatar in Gridbox < 2.20.2

Joomla Extension - balbooa.com - Stored cross-site scripting via a comment avatar in Gridbox 2.20.2...

CVE-2026-65885

Joomla Extension - balbooa.com - Authenticated arbitrary file upload in Gridbox 2.20.2 - File upload methods allows authenticated attackers to upload arbitrary files. Turns into an authenticated RCE if combined with CVE-2026-65884 as the required account can be created by the attacker...

CVE-2026-65884

Joomla Extension - balbooa.com - Privilege Escalation in Gridbox 2.20.2 - The registration method allows users provided usergroup IDs, allowing unauthenticated actors to register new accounts with administrative permissions...

CVE-2026-65884

Product: Joomla Extension Gridbox (balbooa.com). Vulnerability: Privilege Escalation in Gridbox

CVE-2026-65884 Joomla Extension - balbooa.com - Privilege Escalation in Gridbox < 2.20.2

Joomla Extension - balbooa.com - Privilege Escalation in Gridbox 2.20.2 - The registration method allows users provided usergroup IDs, allowing unauthenticated actors to register new accounts with administrative permissions...

CVE-2026-65884 Joomla Extension - balbooa.com - Privilege Escalation in Gridbox < 2.20.2

Joomla Extension - balbooa.com - Privilege Escalation in Gridbox 2.20.2 - The registration method allows users provided usergroup IDs, allowing unauthenticated actors to register new accounts with administrative permissions...

CVE-2026-65885 Joomla Extension - balbooa.com - Authenticated arbitrary file upload in Gridbox < 2.20.2

Joomla Extension - balbooa.com - Authenticated arbitrary file upload in Gridbox 2.20.2 - File upload methods allows authenticated attackers to upload arbitrary files. Turns into an authenticated RCE if combined with CVE-2026-65884 as the required account can be created by the attacker...

CVE-2026-65885 Joomla Extension - balbooa.com - Authenticated arbitrary file upload in Gridbox < 2.20.2

Joomla Extension - balbooa.com - Authenticated arbitrary file upload in Gridbox 2.20.2 - File upload methods allows authenticated attackers to upload arbitrary files. Turns into an authenticated RCE if combined with CVE-2026-65884 as the required account can be created by the attacker...

CVE-2026-65885

CVE-2026-65885 affects the Joomla extension Gridbox from balbooa.com prior to version 2.20.2. The vulnerability enables authenticated arbitrary file upload via its file upload methods, and can lead to authenticated remote code execution when paired with CVE-2026-65884, which reportedly enables th...

PT-2026-65800

Name of the Vulnerable Software and Affected Versions Gridbox versions prior to 2.20.2 Description An issue exists in the resetPassword method that allows unauthenticated actors to reset the password of any user, enabling them to log in and perform actions as those users, with the exception of...

PT-2026-65806

Joomla Extension - balbooa.com - Payment bypass in Gridbox 2.20.2...

PT-2026-65801

Name of the Vulnerable Software and Affected Versions Gridbox versions prior to 2.20.2 Description An account takeover issue exists in the socialLogin method, which allows an attacker to authenticate as any user on the target site. Recommendations Update Gridbox to version 2.20.2 or later. As a...

PT-2026-65807

Joomla Extension - balbooa.com - Various unauthenticated file system disclosure in Gridbox 2.20.2...

CVE-2026-61425

Joomla Extension - balbooa.com - Authentication bypass in Gridbox 1.6.0 - The Joomla extension Gridbox is vulnerable an authenticated bypass, potentially leading to full admin access...

CVE-2026-61425 Joomla Extension - balbooa.com - Authentication bypass in Gridbox < 1.6.0

Joomla Extension - balbooa.com - Authentication bypass in Gridbox 1.6.0 - The Joomla extension Gridbox is vulnerable an authenticated bypass, potentially leading to full admin access...

CVE-2026-61425

Joomla Extension - balbooa.com - Authentication bypass in Gridbox 1.6.0 - The Joomla extension Gridbox is vulnerable an authenticated bypass, potentially leading to full admin access...

CVE-2026-61425 Joomla Extension - balbooa.com - Authentication bypass in Gridbox < 1.6.0

The Joomla extension Gridbox is vulnerable an authenticated bypass, potentially leading to full admin access...

CVE-2026-61425

CVE-2026-61425 affects the Joomla extension Gridbox (Gridbox

Balbooa Gridbox Extension Cross-Site Scripting Vulnerability in Joomla!

Joomla! is an American Open Source Matters team developed a set of open source content management system CMS, the system provides RSS feeds, site search and other features . Balbooa Gridbox extension is used in which a drag-and-drop site building extension . A cross-site scripting vulnerability...