Microsoft’s Security Update Guide lists CVE-2025-54098 as an Improper access control vulnerability in Windows Hyper‑V that allows an authorized attacker to elevate privileges locally, a condition that requires immediate attention from anyone running Hyper‑V hosts, management servers, or...
CVE-2025-54091 — Windows Hyper‑V integer overflow / wraparound (local elevation of privilege)
Summary (one‑line)
An integer overflow or wraparound in a Windows Hyper‑V component can be triggered by an authorized local actor and may lead to local elevation of privilege (EoP) on the Hyper‑V host...
Here’s a summary of what happened, based on your Forbes excerpt and forum highlights:
What Happened at Pwn2Own Berlin 2025?
On the first day, Windows 11 was successfully hacked three separate times by elite security researchers using zero-day exploits (vulnerabilities unknown to the vendor)...
In recent developments that underscore the evolving landscape of cloud and virtualization security, the disclosure of CVE-2025-29833 targeting the Microsoft Virtual Machine Bus (VMBus) places a spotlight on both the unique strengths and inherent risks of Windows-based virtualization...