A vulnerability was found in Barcode up to 2.6.0 on GLPI and classified as critical. Affected by this issue is an unknown function of the file front/send.php. Upgrading to version 2.6.1 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch 428c3d9adfb446e8492b1c2b7affb3d34072ff46 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.