Skip to main content
Threat Radar animated logo
EPSS 0.7%top 49%

CVE-2026-62813: CWE-416: Use After Free in Microsoft Windows 10 Version 1607

0
High
VulnerabilityCVE-2026-62813cvecve-2026-62813cwe-416
Published: 09/08/2026 (09/08/2026, 17:14:25 UTC)
Source: CVE Database V5
Vendor/Project: Microsoft
Product: Windows 10 Version 1607

Description

CVE-2026-62813 is a use-after-free vulnerability in Active Directory Domain Services on Microsoft Windows 10 Version 1607 and related versions. It allows an authorized attacker with low privileges to execute code remotely over a network. The vulnerability has a high severity with a CVSS score of 7.5. An official fix is available from Microsoft.

CVSS v3.1

Score 7.5high

Attack Vector
Network
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Affected software

Microsoft

Windows 10 Version 1607

Affected versions
>=10.0.14393.0 <10.0.14393.9512

Microsoft

Windows 10 Version 1809

Affected versions
>=10.0.17763.0 <10.0.17763.9245

Microsoft

Windows 10 Version 21H2

Affected versions
>=10.0.19044.0 <10.0.19044.7725

Microsoft

Windows 10 Version 22H2

Affected versions
>=10.0.19045.0 <10.0.19045.7725

Microsoft

Windows 11 version 23H2

Affected versions
>=10.0.22631.0 <10.0.22631.7582

Microsoft

Windows 11 Version 23H2

Affected versions
>=10.0.22631.0 <10.0.22631.7582

Microsoft

Windows 11 Version 24H2

Affected versions
>=10.0.26100.0 <10.0.26100.9445

Microsoft

Windows 11 Version 25H2

Affected versions
>=10.0.26200.0 <10.0.26200.9445

Microsoft

Windows 11 version 26H1

Affected versions
>=10.0.28000.0 <10.0.28000.2954

Microsoft

Windows Server 2012

Affected versions
>=6.2.9200.0 <6.2.9200.26349

Microsoft

Windows Server 2012 (Server Core installation)

Affected versions
>=6.2.9200.0 <6.2.9200.26349

Microsoft

Windows Server 2012 R2

Affected versions
>=6.3.9600.0 <6.3.9600.23398

Microsoft

Windows Server 2012 R2 (Server Core installation)

Affected versions
>=6.3.9600.0 <6.3.9600.23398

Microsoft

Windows Server 2016

Affected versions
>=10.0.14393.0 <10.0.14393.9512

Microsoft

Windows Server 2016 (Server Core installation)

Affected versions
>=10.0.14393.0 <10.0.14393.9512

Microsoft

Windows Server 2019

Affected versions
>=10.0.17763.0 <10.0.17763.9245

Microsoft

Windows Server 2019 (Server Core installation)

Affected versions
>=10.0.17763.0 <10.0.17763.9245

Microsoft

Windows Server 2022

Affected versions
>=10.0.20348.0 <10.0.20348.5622

Microsoft

Windows Server 2025

Affected versions
>=10.0.26100.0 <10.0.26100.33438

Microsoft

Windows Server 2025 (Server Core installation)

Affected versions
>=10.0.26100.0 <10.0.26100.33438
Windowsmore threats →ai
windows/windows-10
pkg:deb/windows/windows-10
Affected versions
=10.0.14393.0 <10.0.14393.9512>=10.0.17763.0 <10.0.17763.9245>=10.0.19044.0 <10.0.19044.7725>=10.0.19045.0 <10.0.19045.7725>=10.0.22631.0 <10.0.22631.7582>=10.0.26100.0 <10.0.26100.9445>=10.0.26200.0 <10.0.26200.9445>=10.0.28000.0 <10.0.28000.2954>=6.2.9200.0 <6.2.9200.26349>=6.3.9600.0 <6.3.9600.23397>=10.0.20348.0 <10.0.20348.5622>=10.0.26100.0 <10.0.26100.33438

Run on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 10/16/2026, 20:49:28 UTC

Technical Analysis

This vulnerability (CVE-2026-62813) involves a use-after-free condition in Active Directory Domain Services on Windows 10 Version 1607 and other specified versions. Exploitation requires an authorized attacker with low privileges and can lead to remote code execution. The CVSS 3.1 vector indicates network attack vector, high complexity, low privileges required, no user interaction, and impacts confidentiality, integrity, and availability with high severity. Microsoft has published an official fix for this vulnerability.

Potential Impact

An authorized attacker with low privileges can exploit this vulnerability remotely over a network to execute arbitrary code, potentially leading to full system compromise. The impact affects confidentiality, integrity, and availability of the affected systems.

Mitigation Recommendations

An official fix is available from Microsoft. Users and administrators should apply the security updates provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62813 to remediate this vulnerability.

Pro Console: star threats, build custom feeds, automate alerts via Slack, email & webhooks.Upgrade to Pro

Technical Details

Data Version
5.2
Assigner Short Name
microsoft
Date Reserved
2026-07-14T21:08:07.966Z
Cvss Version
3.1
State
PUBLISHED
Remediation Level
official-fix
Vendor Advisory Urls
[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62813","vendor":"Microsoft"}]

Threat ID: 6aa044c7acd9273b49fa7af9

Added to database: 09/08/2026, 17:24:23 UTC

Last enriched: 10/16/2026, 20:49:28 UTC

Last updated: 10/24/2026, 03:05:10 UTC

Views: 30

Community Reviews

0 reviews

Crowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.

Sort by
Loading community insights…

Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.

Actions

PRO

Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.

Please log in to the Console to use AI analysis features.

Need more coverage?

Upgrade to Pro Console for AI refresh and higher limits.

For incident response and remediation, OffSeq services can help resolve threats faster.

Latest Threats

Breach by OffSeqOFFSEQFRIENDS — 25% OFF

Check if your credentials are on the dark web

Instant breach scanning across billions of leaked records. Free tier available.

Scan now
OffSeq TrainingCredly Certified

Lead Pen Test Professional

Technical5-day eLearningPECB Accredited
View courses