CVE-2023-29336 KEV EXPLOIT
7.8
HIGH · CVSS 3.1 · EPSS 40.9% (pctl 99)
Patch first
On CISA KEV — known exploited in the wild, due 2023-05-30.
Description
Win32k Elevation of Privilege Vulnerability
Scoring
| CVSS | 7.8 (HIGH, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 40.92% — more likely to be exploited than 99% of all CVEs |
| Weakness | CWE-416 |
| On CISA KEV | yes — remediate by 2023-05-30 |
| Public exploit | yes |
| Published | 2023-05-09 |
| Last modified | 2026-06-17 |
CISA KEV
| Name | Microsoft Win32K Privilege Escalation Vulnerability |
|---|---|
| Added | 2023-05-09 |
| Due | 2023-05-30 |
| Vendor / product | Microsoft / Win32k |
| Ransomware use | none reported |
Affected (5)
| Vendor | Product |
|---|---|
| microsoft | windows 10 1507 |
| microsoft | windows 10 1607 |
| microsoft | windows server 2008 |
| microsoft | windows server 2012 |
| microsoft | windows server 2016 |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Microsoft Windows Server 2016 - Win32k Elevation of Privilege | 2025-05-25 |
References
→ the Explorer · watch your stack · NVD