High severity · published Mar 10, 2026
CVE-2026-24285
Win32k Elevation of Privilege Vulnerability
7.0
CVSS
0.5%
EPSS
No
On KEV
Description
Use after free in Windows Win32K allows an authorized attacker to elevate privileges locally.
CVSS vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
High
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 41% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MO
Microsoft Office for Android · Microsoft
16.0.1 before 16.0.19822.20000 · source: vendor
W1
Windows 10 Version 1607 · Microsoft
10.0.14393.0 before 10.0.14393.8957 · source: vendor
W1
Windows 10 Version 1809 · Microsoft
10.0.17763.0 before 10.0.17763.8511 · source: vendor
W1
Windows 10 Version 21H2 · Microsoft
10.0.19044.0 before 10.0.19044.7058 · source: vendor
W1
Windows 10 Version 22H2 · Microsoft
10.0.19045.0 before 10.0.19045.7058 · source: vendor
W1
Windows 11 Version 23H2 · Microsoft
10.0.22631.0 before 10.0.22631.6783 · source: vendor
W1
Windows 11 Version 24H2 · Microsoft
10.0.26100.0 before 10.0.26100.8037 · source: vendor
W1
Windows 11 Version 25H2 · Microsoft
10.0.26200.0 before 10.0.26200.8037 · source: vendor
W1
Windows 11 version 22H3 · Microsoft
10.0.22631.0 before 10.0.22631.6783 · source: vendor
WS
Windows Server 2012 · Microsoft
6.2.9200.0 before 6.2.9200.25973 · source: vendor, NVD
WS
Windows Server 2012 (Server Core installation) · Microsoft
6.2.9200.0 before 6.2.9200.25973 · source: vendor
WS
Windows Server 2012 R2 · Microsoft
6.3.9600.0 before 6.3.9600.23074 · source: vendor
In the news
VulnerabilityHigh
ZDI-26-181: Microsoft Windows win32full Improper Release Local Privilege Escalation Vulnerability
This vulnerability allows local attackers to escalate privileges on affected installations of Microsoft Windows. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The ZDI has assigned a CVSS rating of 7.8. The following CVEs are assigned: CVE-2026-24285.
Mar 10, 2026·Zero Day Initiative
VulnerabilityHigh
ZDI-26-182: Microsoft Windows win32full Improper Release Local Privilege Escalation Vulnerability
This vulnerability allows local attackers to escalate privileges on affected installations of Microsoft Windows. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The ZDI has assigned a CVSS rating of 7.8. The following CVEs are assigned: CVE-2026-24285.
Mar 10, 2026·Zero Day Initiative
VulnerabilityHigh
ZDI-26-183: Microsoft Windows win32full Improper Release Local Privilege Escalation Vulnerability
This vulnerability allows local attackers to escalate privileges on affected installations of Microsoft Windows. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The ZDI has assigned a CVSS rating of 7.8. The following CVEs are assigned: CVE-2026-24285.
Mar 10, 2026·Zero Day Initiative
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-24285
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-24285
Vendor Advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-24285
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