Exposure of Sensitive System Information to an Unauthorized Control Sphere Affecting kentico.xperience.aspnetcore.webapp package, versions [,13.0.160)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-DOTNET-KENTICOXPERIENCEASPNETCOREWEBAPP-14545464
- published21 Dec 2025
- disclosed18 Dec 2025
- creditBank of Ayudhya
Introduced: 18 Dec 2025
NewCVE-2024-58320 (opens in a new tab)How to fix?
Upgrade Kentico.Xperience.AspNetCore.WebApp to version 13.0.160 or higher.
Overview
Kentico.Xperience.AspNetCore.WebApp is an assemblies and content items required to integrate Kentico Xperience into ASP.NET Core applications.
Affected versions of this package are vulnerable to Exposure of Sensitive System Information to an Unauthorized Control Sphere through the AuthenticationIframe action in the KenticoVirtualContextAuthenticationController class. An attacker can obtain the list of allowed administration interface hostnames by accessing the publicly available authentication iframe endpoint, which renders the AllowedHostnames property in client-side JavaScript.