CVE-2026-85135 ILIAS MediaPool ZipAdapter.php uploadMultipleSubtitleFileObject unrestricted upload

A security flaw has been discovered in ILIAS up to 9.21/10.9/11.2. This affects the function ilObjMediaObjectGUI::uploadMultipleSubtitleFileObject of the file Services/Repository/Service/Resources/ZipAdapter.php of the component MediaPool. The manipulation results in unrestricted upload. The atta...