High severity8.1NVD Advisory· Published Apr 22, 2026· Updated May 5, 2026

CVE-2026-6023

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.

Affected products

Progress (organisation)/Telerik Ui For Asp.net Ajax
cpe:2.3:a:progress:telerik_ui_for_asp.net_ajax:*:*:*:*:*:*:*:*
Range: >=2024.4.1114,<2026.1.421

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

www.telerik.com/products/aspnet-ajax/documentation/knowledge-base/kb-security-deserialization-of-untrusted-data-cve-2026-6023nvdMitigationVendor Advisory

News mentions

No linked articles in our index yet.

cvss	0.526
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000