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CVE-2023-29336Win32k Elevation of Privilege Vulnerability

Win32k Elevation of Privilege Vulnerability

7.8 HIGHEPSS 41.18%⚡ Known Exploited (CISA KEV)NVD: Analyzed

Last updated: 2026-06-17 05:49 UTC

OverviewCVSS details

7.8HIGHCVSS 3.1

Score source: microsoft (CNA)
NVD status: Analyzed
Published: May 9, 2023
Assigner: microsoft

Affected

Windows 10 Version 1507 (Microsoft)

Versions: 10.0.10240.0 before 10.0.10240.19926
Fixed in: 10.0.10240.19926

+12 more products →

Exploitation

Public exploit: Yes · 1 reference
CISA KEV: Listed · May 9, 2023
KEV due date: May 30, 2023
Ransomware use: Unknown
SSVC: Exploitation active · Automatable no · Impact total

EPSS · FIRST, scored Nov 7

41.18%chance of exploitation in 30 days

Higher than 98.67% of CVEs

CVSS 3.1 · microsoft (CNA)

7.8High

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack vector: Local
Attack complexity: Low
Privileges required: Low
User interaction: None
Scope: Unchanged
Confidentiality impact: High
Integrity impact: High
Availability impact: High

CVSS 3.1 · microsoft (CNA)

7.8High

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

Attack vector: Local
Attack complexity: Low
Privileges required: Low
User interaction: None
Scope: Unchanged
Confidentiality impact: High
Integrity impact: High
Availability impact: High

NVD status: Analyzed

Overview Affected Products References

Overview

Severity

Score	Severity	Version	Vector String
7.8	HIGH	3.1microsoft (CNA)	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
7.8	HIGH	3.1microsoft (CNA)	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

CISA required action

⚡ Known exploited · remediation due May 30, 2023

Apply updates per vendor instructions.

Details

CVE ID: CVE-2023-29336
Status: Analyzed
Assigner (CNA): microsoft
Published: May 9, 2023
Last modified: 2026-06-17 05:49 UTC
Weaknesses: CWE-416 · Use After Free

Sources

Refreshed hourly from the sources above. Last fetched 2026-11-08 14:28 UTC.