PT-2026-63399 · Progress · Telerik Ui For Asp.Net Ajax

CVE-2026-13185 · Published 2026-07-22 · Updated 2026-07-22

NVD

CVSS v3.1

8.1

High

Base vector

AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

In Progress® Telerik® UI for AJAX prior to v2026.2.708, applications using cookie-based storage in RadPersistenceManager or RadDockLayout deserialize attacker-controlled cookie content, allowing unauthenticated remote code execution.

Fix

Deserialization of Untrusted Data

Weakness Enumeration

CWE-502

Related Identifiers

CVE-2026-13185

Affected Products

Telerik Ui For Asp.Net Ajax

References · 2

• https://telerik.com/products/aspnet-ajax/documentation/knowledge-base/kb-security-persistence-cookie-deserialization-CVE-2026-13185 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-13185 · Security Note