CVE-2026-81891: Unrestricted Upload of File with Dangerous Type

elFinder is an open-source file manager for web, written in JavaScript using jQuery UI. Prior to 2.1.70, checkExtractItems in php/elFinderVolumeDriver.class.php calls mimetypeInternalDetect without passing the result through mimeTypeNormalize. Because the .phtml, .phar, .php5, and .php3 extension...