Medium · published July 22, 2026
In Progress® Telerik® UI for AJAX prior to v2026.2.708, the obsolete RadChart component's ChartImage.axd handler is vulnerable to unauthenticated file read and deletion of image-extension files within the application directory.
| Product | Versions | Fixed in |
|---|---|---|
| progress/telerik_ui_for_asp.net_ajax | ≥ 2009.1311, < 2026.2.708 | 2026.2.708 |