Type Vulnerability
Heap-based buffer overflow in Windows Kernel allows an unauthorised attacker to elevate privileges with a physical attack.
Kernel · Privilege escalation
Windows Kernel Elevation of Privilege Vulnerability
CVE-2026-95905
What this means
This is rated medium severity (6.8 out of 10). There is no confirmed exploitation of it yet.
Full vendor description
Heap-based buffer overflow in Windows Kernel allows an unauthorized attacker to elevate privileges with a physical attack.
Scoring and exploitation
6.8/ 10
CVSS 3.1 base scoreMedium
Exploitable only with physical access without any account, and no one has to click or open anything. High impact on confidentiality, integrity and availability.
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploitability
Longer bar: easier to attack
Attack vectorPhysicalAV:P
Attack complexityLowAC:L
Privileges requiredNonePR:N
User interactionNoneUI:N
ScopeUnchangedS:U
Impact
Longer bar: more harm
ConfidentialityHighC:H
IntegrityHighI:H
AvailabilityHighA:H
- Not reported
- Exploited in the wild
- Not confirmed in the
- Not reported
Weaknesses
CWE-122
References
1 link from the CVE record, grouped by site.
msrc.microsoft.com1 link