Telerik UI Padding-Oracle Bug Chained to Unauthenticated RCE — Public Exploit Released
TantoSec published a working exploit chaining a Telerik UI padding oracle to unauthenticated RCE; Progress patched the flaws in July.
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CVE-2026-13184
- CVSS 3.1
- 7.5 high
- EPSS
- <1%p11
- Published
- ·
- Modified
Description · NVD
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.
- Vendors
- progress
- Products
- telerik ui for asp.net ajax
- Weakness
- CWE-321
- Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N