Balbooa Forms contains an unrestricted upload of file with dangerous type vulnerability that allows an unauthenticated arbitrary file upload which could allow uploading of executable files leading to full RCE.

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.

Joomla Extension - balbooa.com - Account takeover vulnerability in Gridbox < 2.20.2 - The socialLogin method allows actors to login as any given user on the target site.

Joomla Extension - balbooa.com - Unauthenticated arbitrary password reset in Gridbox < 2.20.2 - The resetPassword method allows actors to reset any user password, allowing to login and act as these users - excluding super admins.

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.

Joomla Extension - balbooa.com - Unauthenticated recursive directory deletion < 2.20.2 - The generateNewApp method allows actors to recursively delete directories.

Joomla Extension - balbooa.com - Unauthenticated SQL injection in Gridbox < 2.20.2 - Multiple SQLi vectors allow unauthenticated actors to inject SQL in queries.

Joomla Extension - balbooa.com - Unauthenticated arbitrary file read in Gridbox < 2.20.2 - The photo viewer allows unauthenticated attackers to view arbitrary files.

Balbooa Joomla Forms Builder 2.0.6 contains an unauthenticated SQL injection vulnerability in the form submission handler that allows remote attackers to execute arbitrary SQL queries. Attackers can send POST requests to the combaforms component with malicious JSON payloads in the 'id' field parameter to extract sensitive database information.

A SQL injection vulnerability in the Balbooa Forms plugin 1.0.0-2.3.1.1 for Joomla allows privileged users to execute arbitrary SQL commands via the 'id' parameter.

A stored XSS vulnerability in the Balbooa Gallery plugin 1.0.0-2.4.0 for Joomla allows privileged users to store malicious scripts in gallery items.

Joomla Extension - balbooa.com - Various CSRF vectors in the admin interface in Gridbox < 2.20.2

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

The Balbooa Gridbox extension version 2.4.0 and previous versions for Joomla! is vulnerable to cross-site scripting, caused by improper validation of user-supplied input. A remote attacker could exploit this vulnerability via a crafted URL to execute script in a victim's Web browser within the security context of the hosting Web site, once the URL is clicked. An attacker could use this vulnerability to steal the victim's cookie-based authentication credentials.

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

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