CVE-2026-13184

Published: Jul 22, 2026Modified: Aug 6, 2026

7.5

Vector

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

Exploitability: 3.9 / Impact: 3.6

Source: security@progress.com (Secondary)

Description

In Progress® Telerik® UI for AJAX prior to v2026.2.708, when Telerik.Upload.ConfigurationHashKey is absent and machineKey is not explicitly configured, upload metadata integrity protection may fall back to a predictable default key, enabling attackers to forge protected upload metadata and unlock further exploit chains.

Affected (1)

Products: Progress: Telerik Ui For Asp.net Ajax

1 product

Telerik Ui For Asp.net Ajax

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Progress Telerik Ui For Asp.net Ajax	From 2010.1309 to 2026.2.708

Related CWEs

Use of Hard-coded Cryptographic Key

The use of a hard-coded cryptographic key significantly increases the possibility that encrypted data may be recovered.

References (1)

https://www.telerik.com/products/aspnet-ajax/documentation/knowledge-base/kb-security-rau-unauth-deserialization-chain-cve-2026-13184

Source: security@progress.com

Vendor AdvisoryMitigation

Timeline

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