CVE-2023-35631
Win32k Elevation of Privilege Vulnerability
7.8 High
Win32k Elevation of Privilege Vulnerability
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
6.55%Up 6.5 points since Dec 13, 2023
What each source reports
CVE List Score used
Win32k Elevation of Privilege Vulnerability
Win32k Elevation of Privilege Vulnerability
- Record
CVE-2023-35631- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C - Updated
- 2026-11-02
EUVDEUVD-2023-39631
Win32k Elevation of Privilege Vulnerability
- Record
EUVD-2023-39631- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-r9vv-6834-c7fq
Win32k Elevation of Privilege Vulnerability
Win32k Elevation of Privilege Vulnerability
- Record
GHSA-r9vv-6834-c7fq- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
NVD
Win32k Elevation of Privilege Vulnerability
- Record
CVE-2023-35631- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
- microsoft windows 11 version 21h2
- microsoft windows 11 version 22h2
- microsoft windows 11 version 22h3
- microsoft windows 11 version 23h2
- microsoft windows server 2022, 23h2 edition (server core installation)
- microsoft windows 11 21h2
- microsoft windows 11 22h2
- microsoft windows 11 23h2
- microsoft windows server 2022 23h2
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-35631 is a high vulnerability (CVSS 7.8) in Microsoft Windows 11 Version 21h2, published December 12, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 6.55%, the 93rd percentile. No source names a fixed version.