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Public proof of conceptFix available

CVE-2025-59194

A public proof of concept exists; no exploitation attested.

  • Published2025-10-14
  • Fixed in10.0.22621.6060
  • WeaknessCWE-908

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Use of uninitialized resource in Windows Kernel allows an authorized attacker to elevate privileges locally.

Timeline

dates in UTC
  1. 2025-10-1417:15CVE publishedNVD

Versions per branch

NVD
Microsoft windows 11 22h2
BranchAffectedFixed in
10.0< 10.0.22621.606010.0.22621.6060
Microsoft windows 11 23h2
BranchAffectedFixed in
10.0≤ 10.0.22631.6060no fix published
Microsoft windows 11 24h2
BranchAffectedFixed in
10.0< 10.0.26100.689910.0.26100.6899

3 more products in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Products declared by the CNA8 products

As microsoft, the CNA that assigned this CVE, declared them in the CVE record; versions as written.

  • Microsoft Windows 11 version 22H2

    platforms: ARM64-based Systems, x64-based Systems

    Affected
    • ≥ 10.0.22621.0, < 10.0.22621.6060fixed in 10.0.22621.6060custom
  • Microsoft Windows 11 version 22H3

    platforms: ARM64-based Systems

    Affected
    • ≥ 10.0.22631.0, < 10.0.22631.6060fixed in 10.0.22631.6060custom
  • Microsoft Windows 11 Version 23H2

    platforms: x64-based Systems

    Affected
    • ≥ 10.0.22631.0, < 10.0.22631.6060fixed in 10.0.22631.6060custom
  • Microsoft Windows 11 Version 24H2

    platforms: ARM64-based Systems, x64-based Systems

    Affected
    • ≥ 10.0.26100.0, < 10.0.26100.6899fixed in 10.0.26100.6899custom
  • Microsoft Windows 11 Version 25H2
    Affected
    • ≥ 10.0.26200.0, < 10.0.26200.6899fixed in 10.0.26200.6899custom
  • Microsoft Windows Server 2022, 23H2 Edition (Server Core installation)

    platforms: x64-based Systems

    Affected
    • ≥ 10.0.25398.0, < 10.0.25398.1913fixed in 10.0.25398.1913custom

2 more products in the CVE record.

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2026-02-22

Fix

  1. Update Microsoft windows 11 22h2 to 10.0.22621.6060

Advisories and patches

Detection

read 2026-11-01 01:02 UTC
Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
2025-10-14
Last Modified
2026-06-17
NVD status
Analyzed
GitHub Advisory
GHSA-mfq9-38gx-m3v7

Frequently asked questions

What is CVE-2025-59194?

Use of uninitialized resource in Windows Kernel allows an authorized attacker to elevate privileges locally.

Is CVE-2025-59194 actively exploited?

Active exploitation of CVE-2025-59194 has not been confirmed. Its EPSS score was 2.8% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2025-59194?

CVE-2025-59194 has a CVSS v3 base score of 7 (HIGH severity), with vector string CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.

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