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.

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://mysites.guru/blog/gridbox-23-critical-vulnerabilities/	Third Party Advisory
https://www.balbooa.com/gridbox	Product

Configurations

Configuration 1 (hide)

cpe:2.3:a:balbooa:gridbox:*:*:*:*:*:joomla\!:*:*

History

23 Oct 2026, 23:10

Type	Values Removed	Values Added
Summary		(es) Extensión de Joomla - balbooa.com - Carga de archivos arbitrarios autenticada en Gridbox anterior a 2.20.2 - Los métodos de carga de archivos permiten a los atacantes autenticados cargar archivos arbitrarios. Se convierte en una RCE autenticada si se combina con CVE-2026-65884, ya que la cuenta requerida puede ser creada por el atacante.

Information

Published : 2026-07-29 13:19

Updated : 2026-10-23 23:10

NVD link : CVE-2026-65885

Mitre link : CVE-2026-65885

CVE.ORG link : CVE-2026-65885

JSON object : View

Products Affected

balbooa

gridbox

CWE

CWE-434

Unrestricted Upload of File with Dangerous Type

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