CVE-2026-2878 — Insufficient Entropy Vulnerability in Telerik UI for ASP.NET AJAX

CVE-2026-2878

Insufficient Entropy Vulnerability in Telerik UI for ASP.NET AJAX PUBLISHED

Description (CNA)

In Progress® Telerik® UI for AJAX, versions prior to 2026.1.225, an insufficient entropy vulnerability exists in RadAsyncUpload, where a predictable temporary identifier, based on timestamp and filename, can enable collisions and file content tampering.

Affected (CNA)

Vendor / product	Versions
Progress Software / Telerik UI for ASP.NET AJAX	affected 2011.2.712 before 2026.1.225

CWE

CWE-331

References

https://www.telerik.com/products/aspnet-ajax/documentation/knowledge-base/kb-security-insufficient-entropy-cve-2026-2878

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.