CVE-2026-48945

The K2 article gallery upload path accepts a zip/tar archive, extracts it under /media/k2/galleries//, and only renames image files gif/jpg/jpeg/png/webp to safe names — non-image files including .php are extracted as-is and remain executable via direct HTTP access...

CVE-2026-48941

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-2026-48945

The CVE describes a vulnerability in the K2 Joomla extension (getk2.com) where the article gallery upload path accepts a zip/tar archive and extracts it to /media/k2/galleries//. The extractor renames image files (gif/jpg/jpeg/png/webp) to safe names, but non-image files (including .php) are extr...

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/...