CVE-2025-21340

Summary

CVE-2025-21340 is a security vulnerability affecting Windows Virtualization-Based Security (VBS). This issue permits bypassing VBS security features, potentially exposing the host system to threats. An attacker could leverage this vulnerability to execute code within the virtual machine, gaining unauthorized access to the host system. The consequences of an exploit could range from data theft to system compromise. Microsoft has released a patch to address this vulnerability, and it is recommended that users apply the update as soon as possible to mitigate risk.

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