CVE-2026-13188 MEDIUM

CVE-2026-13188: DialogHandler Parameters Tampering Vulnerability in Telerik UI for ASP.NET AJAX

Vendor Progress Software
Product Telerik UI for ASP.NET AJAX
Weakness CWE-345
Published July 22, 2026
Last update July 22, 2026
View on NVD All CVEs

CVSS base score

5.9/10
Attack vector Network
Attack complexity High
Privileges required None
User interaction None
Confidentiality None
Integrity High

CVSS vector

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

What the vulnerability does

01Description

In Progress® Telerik® UI for AJAX prior to v2026.2.708, DialogHandler request parameters may be tampered with, potentially altering dialog server-side behavior and enabling chained exploitation.

Key dates

02Disclosure timeline

July 22, 2026 CVE published

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04Related CVE

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