CVE-2026-6022 PUBLISHED

Uncontrolled Resource Consumption Vulnerability in Telerik UI for ASP.NET AJAX

Assigner: ProgressSoftware
Reserved: 09.04.2026 Published: 22.04.2026 Updated: 22.04.2026

In Progress® Telerik® UI for AJAX prior to 2026.1.421, RadAsyncUpload contains an uncontrolled resource consumption vulnerability that allows file uploads to exceed the configured maximum size due to missing cumulative size enforcement during chunk reassembly, leading to disk space exhaustion.

Metrics

CVSS 3.1

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

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	None
Privileges Required	None	Integrity Impact	None
User Interaction	None	Availability Impact	High

CVSS 3.1

Product Status

Vendor	Progress Software
Product	Telerik UI for ASP.NET AJAX
Versions	Default: unaffected affected from 2011.2.712 to 2026.1.421 (excl.)

Credits

Monetary Authority of Singapore finder

References

https://www.telerik.com/products/aspnet-ajax/documentation/knowledge-base/kb-security-uncontrolled-resource-consumption-cve-2026-6022

Problem Types

CWE-400 Uncontrolled Resource Consumption CWE

Impacts

CAPEC-572 Artificially Inflate File Sizes