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CVE-2026-65885criticalobserved exploitationCWE-434

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

50Vexday Risk Score

Prioritize patching. It exploitation observed by VulnCheck.

ssvc Actcvss 9.4epss 0.3%
from disclosure to weapon
Published on NVDJul 29
VulnCheckJul 29
exploitation probability
0.3%top 79% of all CVEs
observed exploitation
yesVulnCheck
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: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