CVE-2026-13187

HighCVSS 8.1/10Last modified Oct 24, 2026

Description

In Progress® Telerik® UI for AJAX prior to v2026.2.708, DialogHandler provider type input may be tampered with, potentially altering dialog processing and enabling chained exploitation.

Metrics

CVSS 3.1 8.1/10CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-470

Affected software

Vendor	Product	Versions
Progress Software	Telerik UI for ASP.NET AJAX	>= 2011.2.712, < 2026.2.708

References

https://www.telerik.com/products/aspnet-ajax/documentation/knowledge-base/kb-security-dialoghandler-provider-type-tampering-CVE-2026-13187Vendor Advisory, Mitigation

Timeline

Published: Jul 22, 2026
Last modified: Oct 24, 2026
NVD status: Analyzed

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