CVE-2026-13189

HighCVSS 7.5/10Last modified Oct 24, 2026

Description

In Progress® Telerik® UI for AJAX prior to v2026.2.708, insufficient validation of the language parameter in the spell check handler may allow an attacker to influence server-side file path resolution and trigger unintended server-side requests.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Weakness enumeration

CWE-36

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-spellchecker-dictionarylanguage-path-traversal-CVE-2026-13189Vendor Advisory

Timeline

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

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