CVE-2026-13192: Progress Telerik UI For ASP.NET AJAX

Medium severity, CVSS 6.5. EPSS: 0.4% chance of exploitation in the next 30 days.

In Progress® Telerik® UI for AJAX prior to v2026.2.708, insufficient validation of content submitted to the RadEditor PDF export feature may allow an authenticated attacker to trigger server-side requests to arbitrary hosts, resulting in outbound network connections and potential exposure of Windows authentication credentials.

Affected products

• Progress Telerik UI For ASP.NET AJAX: from 2008.31314, before 2026.2.708 (fixed in 2026.2.708)

Published 2026-07-22. Last modified 2026-08-06.