Kernel · Privilege escalation
Windows Kernel Elevation of Privilege Vulnerability
At a glance
Low rather than Medium: UK relevance is 40 of 100, little UK-specific signal so far.
Briefing
There is no written leader briefing for this story yet. These questions come from the facts we hold.
Questions to ask IT
- Do we run Kernel, and which versions?
- If it is not yet patched, what mitigation is in place, and will the fix be done by 10 Dec?
Next steps
- Confirm whether this affects systems or suppliers in your estate
- An integer underflow (wrap or wraparound) in Windows Kernel enables local privilege escalation for authorised attackers.
Next steps
- Review the advisory against your asset inventory and patch cadence
Summary
- A Windows Kernel vulnerability allows an authorised attacker to locally elevate privileges through an integer underflow.
Read the original reportMicrosoft Security Update Guide RSS(opens in a new tab)
Products and services involved
- Kernel92% match confidence · CVE-2026-96052
Part of Multiple Windows Kernel Vulnerabilities
Pulse
Last change 58m ago · Next recheck 11 Nov 2026, 19:04 UK time
- Story10 Nov 2026, 19:04 UK time · 58m ago
Linked reporting from Microsoft Security Update Guide RSS (vendor psirt).
Read source (Microsoft Security Update Guide RSS)
1 entry so far. The timeline chart appears once this story has more history.
Sources
CVE-2026-96052 Windows Kernel Elevation of Privilege Vulnerability
How we know
Statements extracted from sources. Higher confidence means stronger corroboration.
- ClaimedHeadline60% confidence
Windows Kernel Elevation of Privilege Vulnerability
- ProbableSummary fact75% confidence
Integer underflow (wrap or wraparound) in Windows Kernel allows an authorised attacker to elevate privileges locally.
- ConfirmedCVE identifier95% confidence
Event involves CVE-2026-96052