CVE-2026-13188CWE-345

CVE-2026-13188

Medium · published July 22, 2026

CVSS v3.1
5.9
EPSS
0%
Percentile
4.4
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
5.9 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00156 · 4.4th percentile
Weakness
CWE-345 · Insufficient Verification of Data Authenticity
Published
2026-07-22T18:17Z
Affected products (1)
ProductVersionsFixed in
progress/telerik_ui_for_asp.net_ajax≥ 2011.2712, < 2026.2.7082026.2.708
References (1)
https://www.telerik.com/products/aspnet-ajax/documentation/knowledge-base/kb-security-dialoghandler-parameters-tampering-CVE-2026-13188 · [email protected]
EPSS history
Timeline
  • 22 JUL 13:41Z
    DialogHandler Parameters Tampering Vulnerability in Telerik UI for ASP.NET AJAX
    cvelistv5