You are using an out of date browser. It may not display this or other websites correctly. You should upgrade or use an alternative browser.
vhd-parsing
About this tag
The vhd-parsing tag covers discussions about vulnerabilities and security issues related to Microsoft's Virtual Hard Disk (VHD/VHDX) parsing code in Windows. Content focuses on CVE-2025-54112, a local privilege escalation vulnerability in VHD/VHDX handling that allows an authorized local attacker to elevate privileges on Windows hosts. This tag is relevant for IT administrators, security researchers, and incident responders who need to understand and mitigate risks in Hyper-V, Windows Sandbox, and other Windows virtualization features that rely on VHD/VHDX parsing.
Microsoft’s Security Response Guide lists CVE-2025-54112 as a vulnerability in the Microsoft Virtual Hard Disk (VHD/VHDX) handling code that can be abused by an authorized local attacker to achieve elevation of privilege on Windows hosts, a condition vendors and incident responders classify as...