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

CVE-2026-65885

Joomla Extension - balbooa.com - Authenticated arbitrary file upload in Gridbox < 2.20.2 PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / product	Versions
balbooa.com / Gridbox extension for Joomla	affected 1.0.0-2.20.1

CWE

CWE-434

References

https://www.balbooa.com/gridbox
https://mysites.guru/blog/gridbox-23-critical-vulnerabilities/

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.