Plattform
dotnet
Komponente
upkeeper-instant-privilege-access
Behoben 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.
Successful exploitation of CVE-2026-2450 allows an attacker to hijack a privileged thread within the upKeeper Instant Privilege Access application. This effectively grants the attacker the same privileges as the hijacked thread, potentially enabling them to gain unauthorized access to sensitive data, modify system configurations, or execute arbitrary code with elevated permissions. The blast radius is significant, as a compromised privileged thread could impact the entire system's security posture. This vulnerability highlights the importance of secure .NET configuration practices to prevent privilege escalation attacks.
CVE-2026-2450 was published on 2026-04-14. The vulnerability's exploitation context is currently unclear, with no known public exploits or active campaigns reported. Its severity is pending evaluation. Monitor security advisories and threat intelligence feeds for any updates regarding exploitation attempts.
Exploit-Status
EPSS
0.02% (6% Perzentil)
CISA SSVC
The primary mitigation for CVE-2026-2450 is to upgrade to version 1.6.0 of upKeeper Instant Privilege Access, which contains the fix. If immediate upgrading is not feasible, consider implementing stricter access controls and monitoring privileged thread activity for suspicious behavior. Review your .NET application configuration to ensure proper impersonation settings and minimize the potential attack surface. Regular security audits of your .NET applications are also recommended. After upgrading, confirm the fix by attempting to reproduce the thread hijacking scenario and verifying that it is no longer possible.
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.
Schwachstellenanalysen und kritische Warnungen direkt in deinen Posteingang.
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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