Home/CVE/Use after free in Windows Win32K allows an authorized attacker to elevate privileges locally.
CVE

CVE-2026-24285

Use after free in Windows Win32K allows an authorized attacker to elevate privileges locally.

Use after free in Windows Win32K allows an authorized attacker to elevate privileges locally.

HIGH · CVSS 7 EPSS 0.00044
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules8 YARA rules0
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Weakness Classification

CWE-416Use After Free
▤

Affected Products & Versions

14
microsoft office< 16.0.19822.20000
microsoft windows 10 1607< 10.0.14393.8957
microsoft windows 10 1809< 10.0.17763.8511
microsoft windows 10 21h2< 10.0.19044.7058
microsoft windows 10 22h2< 10.0.19045.7058
microsoft windows 11 23h2< 10.0.22631.6783
microsoft windows 11 24h2< 10.0.26100.7979
microsoft windows 11 25h2< 10.0.26200.7979
◈

Sigma Hunt Rules

8
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
producthighSuspicious Microsoft Office Child Process - MacOS
producthighCode Executed Via Office Add-in XLL File
producthighPotential Persistence Via Microsoft Office Add-In
producthighPotential Persistence Via Microsoft Office Startup Folder
producthighFile With Uncommon Extension Created By An Office Application
producthighOffice Macro File Creation From Suspicious Process
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Scoring & Timeline

7
HIGH · CVSS v3.1 · secure@microsoft.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD10 Mar 2026 · 06:18 PM
CVSS VectorCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
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Vendor Advisories

1
msrcCVE-2026-24285Elevation of Privilege
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