CVE-2026-78078
UNKNOWN
NVD
CVSS Score
0
Severity
UNKNOWN
Published
Aug 31, 2026
Vendor
unknown
Description
Joomla Extension - joomshaper.com - Privileged File Upload Bypass via Content Spoofing in Helix Ultimate < 2.2.10 - Image uploads previously validated only file extension and basic size parameters. Non-image files disguised with raster extensions could be uploaded. Added strict MIME verification and GD binary raster decoding (imagecreatefromstring) to reject invalid/malformed images fail-closed.