Progress SoftwareCVE-2026-19219
Progress Software Telerik UI for ASP.NET AJAX: remote code execution
Fix: upgrade to 2026.3.812 or later
In Progress® Telerik® UI for AJAX prior to v2026.3.812, insufficient integrity protection of dialog request parameters used by the RadEditor file browser may allow an attacker who has obtained certain application encryption key material to alter the folders the file browser reads from, writes to, and uploads into, potentially resulting in remote code execution.
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| Telerik UI for ASP.NET AJAX Product | >= 2011.2.712, < 2026.3.812 | 2026.3.812 |