Vulnerabilities CVE-2026-65885

CVE-2026-65885

Critical

Open

TLP:CLEAR

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

NVD CVE.org

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Description

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.

Details

CVSS Score: 9.4
EPSS Score ⓘ: 0.29%

21th percentile
CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:A/AU:Y/U:Red
Confidence: 90%
Published: Jul 29, 2026
Last Modified: Aug 12, 2026

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