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CVE-2026-65884criticalobserved exploitationCWE-284

Joomla Extension - balbooa.com - Privilege Escalation in Gridbox < 2.20.2

50Vexday Risk Score

Prioritize patching. It exploitation observed by VulnCheck.

ssvc Actcvss 10epss 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 - 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.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:A/AU:Y/U:Red