users_adm/start1.php in IMGallery 2.5 and earlier does not properly handle files with multiple extensions, which allows remote authenticated users to upload and execute arbitrary PHP scripts.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Imgallery | Imgallery | 2.4 (including) | 2.4 (including) |
| Imgallery | Imgallery | 2.5 (including) | 2.5 (including) |