CVE-2026-83834: high-severity vulnerability in Microsoft Windows 10 Version 1607
Windows Kernel-Mode Drivers Elevation of Privilege Vulnerability
Published · Updated
43Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 7epss 0.2%
from disclosure to weapon1 days
Published on NVDOct 13
1st PoC+1d
exploitation probability
0.2%top 90% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
Use after free in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges locally.
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Affected products
Microsoft · Windows 10 Version 1607Microsoft · Windows 10 Version 1809Microsoft · Windows 10 Version 21H2Microsoft · Windows 10 Version 22H2Microsoft · Windows 11 version 23H2Microsoft · Windows 11 Version 24H2Microsoft · Windows 11 Version 25H2Microsoft · Windows 11 version 26H1Microsoft · Windows 11 Version 26H2Microsoft · Windows Server 2016Microsoft · Windows Server 2016 (Server Core installation)Microsoft · Windows Server 2019Microsoft · Windows Server 2019 (Server Core installation)Microsoft · Windows Server 2022Microsoft · Windows Server 2025Microsoft · Windows Server 2025 (Server Core installation)public PoCs found — 1
githubgithub.com/wkpwn/CVE-2026-83834★ 47⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
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