Telerik UI Padding-Oracle Bug Chained to Unauthenticated RCE — Public Exploit Released
A TantoSec proof-of-concept turns an AES-CBC "padding oracle" in Telerik UI for ASP.NET AJAX into unauthenticated remote code execution — but only against applications in a specific non-default configuration, and Progress patched the chain in July. There are no confirmed reports of exploitation in the wild. Security firm TantoSec has published a working exploit chain targeting vulnerabilities
What happened
A TantoSec proof-of-concept turns an AES-CBC "padding oracle" in Telerik UI for ASP.NET AJAX into unauthenticated remote code execution — but only against applications in a specific non-default configuration, and Progress patched the chain in July. There are no confirmed reports of exploitation in the wild. Security firm TantoSec has published a working exploit chain targeting vulnerabilities
Why it matters
The incident may affect operational continuity, asset safety or trust around Security. Watch for verified scope and remediation.
Affected entities
View evidence
1 reports · 1 original report · 1 independent
- The Hacker NewsPrimary source · Supports · EN · 100%Telerik UI Padding-Oracle Bug Chained to Unauthenticated RCE — Public Exploit Released ↗
Claims
- Telerik UI Padding-Oracle Bug Chained to Unauthenticated RCE — Public Exploit Released Observed
Conflicts
No material conflict detected in the available evidence.
Timeline
- First reported
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