CVE-2026-6023

CriticalCVSS 9.8/10Last modified Oct 26, 2026

Description

In Progress® Telerik® UI for AJAX versions 2024.4.1114 through 2026.1.421, the RadFilter control is vulnerable to insecure deserialization when restoring filter state if the state is exposed to the client. If an attacker tampers with this state, a server-side remote code execution is possible.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-502

Affected software

VendorProductVersions
Progress SoftwareTelerik UI for ASP.NET AJAX>= 2024.4.1114, < 2026.1.421

References

Timeline

Published
Apr 22, 2026
Last modified
Oct 26, 2026
NVD status
Analyzed

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CVE-2026-6023: Critical severity, CVSS 9.8 | Vulnix