This vulnerability has been modified since it was last analyzed by the NVD. It is awaiting reanalysis which may result in further changes to the information provided.
FileUploadsFilter.php in X2Engine 4.1.7 and earlier, when running on case-insensitive file systems, allows remote attackers to bypass the upload blacklist and conduct unrestricted file upload attacks by uploading a file with an executable extension that contains uppercase letters, as demonstrated using a PHP program.
CVSS 3.x Severity and Metrics:
NVD score not yet provided.
CVSS 2.0 Severity and Metrics: