CVE-2026-48941 Joomla Extension - getk2.com - Unauthenticated folder delete in K2 extension for Joomla < 2.26

The K2 frontend item.checkin task accepts an unauthenticated sigProFolder query parameter and uses it directly to address a JFolder::delete call under /media/k2/galleries/...

CVE-2026-48941

CVE-2026-48941 affects the K2 frontend, specifically the item.checkin task in the GetK2 Joomla extension (for Joomla

EUVD-2026-39443

The K2 frontend item.checkin task accepts an unauthenticated sigProFolder query parameter and uses it directly to address a JFolder::delete call under /media/k2/galleries/...