Platform
dotnet
Component
upkeeper-instant-privilege-access
Fixed in
1.6.0
CVE-2026-2450 describes a .NET misconfiguration vulnerability discovered in upKeeper Instant Privilege Access. This flaw allows an attacker to hijack a privileged thread of execution, potentially leading to unauthorized access and control. The vulnerability impacts versions 1.0.0 through 1.5.0 of the software. A patch is available in version 1.6.0.
CVE-2026-2450 affects upKeeper Instant Privilege Access, allowing for the hijacking of a privileged thread of execution due to a .NET misconfiguration. This vulnerability leverages the impersonation functionality within the application. A malicious actor could potentially exploit this flaw to gain unauthorized access to resources and perform actions with elevated privileges, compromising system security. The severity of this vulnerability should be carefully assessed, considering the specific environment and the sensitivity of the data involved. Successful impersonation can lead to the execution of malicious code with the same permissions as the privileged thread, potentially resulting in a significant security breach.
CVE-2026-2450 is exploited by a misconfiguration in .NET that allows the hijacking of a privileged thread of execution in upKeeper Instant Privilege Access. An attacker with access to the application could manipulate the impersonation functionality to gain unauthorized access to protected resources. The exploitation context requires the attacker to have the ability to interact with the upKeeper Instant Privilege Access application and exploit the configuration vulnerability. The complexity of exploitation may vary depending on the environment and existing security measures. Penetration testing is recommended to identify potential attack vectors and evaluate the effectiveness of implemented security measures.
Exploit Status
EPSS
0.02% (6% percentile)
CISA SSVC
The solution for CVE-2026-2450 is to upgrade to version 1.6.0 or later of upKeeper Instant Privilege Access. This version includes fixes to address the .NET misconfiguration that enables impersonation. While applying the upgrade, it is recommended to implement additional security measures, such as reviewing access permissions and monitoring system activity. It is crucial to apply the update as soon as possible to mitigate the risk of exploitation. Additionally, review the official upKeeper documentation for detailed instructions on the upgrade and best security practices. The update should be tested in a test environment before deploying to production to avoid service disruptions.
Actualice a la versión 1.6.0 o posterior para mitigar la vulnerabilidad de suplantación de identidad en .NET. Esta actualización corrige la configuración incorrecta que permite el secuestro de un hilo de ejecución privilegiado. Consulte la documentación de upKeeper Solutions para obtener instrucciones detalladas de actualización.
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Impersonation is a mechanism that allows a thread of execution to assume the identity of another thread, granting it the same permissions and privileges.
All versions prior to 1.6.0 are vulnerable to CVE-2026-2450.
Check the installed version of upKeeper Instant Privilege Access and compare it to version 1.6.0. Version information is typically found in the application's administration interface.
Implement additional security measures, such as reviewing access permissions and monitoring system activity, until you can upgrade to version 1.6.0.
Consult the official upKeeper documentation and cybersecurity information sources, such as the National Vulnerability Database (NVD).
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