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CVE-2026-97826: CWE-125: Out-of-bounds Read in Microsoft Windows 10 Version 1607

0
Medium
VulnerabilityCVE-2026-97826cvecve-2026-97826cwe-125
Published: 10/13/2026 (10/13/2026, 19:01:39 UTC)
Source: CVE Database V5
Vendor/Project: Microsoft
Product: Windows 10 Version 1607

Description

Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.

CVSS v3.1

Score 6.5medium

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

Affected software

Microsoft

Windows 10 Version 1607

Affected versions
>=10.0.14393.0 <10.0.14393.9612

Microsoft

Windows 10 Version 1809

Affected versions
>=10.0.17763.0 <10.0.17763.9376

Microsoft

Windows 10 Version 21H2

Affected versions
>=10.0.19044.0 <10.0.19044.7807

Microsoft

Windows 10 Version 22H2

Affected versions
>=10.0.19045.0 <10.0.19044.7807

Microsoft

Windows 11 version 23H2

Affected versions
>=10.0.22631.0 <10.0.22631.7652

Microsoft

Windows 11 Version 23H2

Affected versions
>=10.0.22631.0 <10.0.22631.7652

Microsoft

Windows 11 Version 24H2

Affected versions
>=10.0.26100.0 <10.0.26100.9711

Microsoft

Windows 11 Version 25H2

Affected versions
>=10.0.26200.0 <10.0.26200.9711

Microsoft

Windows 11 version 26H1

Affected versions
>=10.0.28000.0 <10.0.28000.3231

Microsoft

Windows 11 Version 26H2

Affected versions
>=10.0.26300.0 <10.0.26300.9711

Microsoft

Windows Server 2012

Affected versions
>=6.2.9200.0 <6.2.9200.26434

Microsoft

Windows Server 2012 (Server Core installation)

Affected versions
>=6.2.9200.0 <6.2.9200.26434

Microsoft

Windows Server 2012 R2

Affected versions
>=6.3.9600.0 <6.3.9600.23470

Microsoft

Windows Server 2012 R2 (Server Core installation)

Affected versions
>=6.3.9600.0 <6.3.9600.23470

Microsoft

Windows Server 2016

Affected versions
>=10.0.14393.0 <10.0.14393.9612

Microsoft

Windows Server 2016 (Server Core installation)

Affected versions
>=10.0.14393.0 <10.0.14393.9612

Microsoft

Windows Server 2019

Affected versions
>=10.0.17763.0 <10.0.17763.9376

Microsoft

Windows Server 2019 (Server Core installation)

Affected versions
>=10.0.17763.0 <10.0.17763.9376

Microsoft

Windows Server 2022

Affected versions
>=10.0.20348.0 <10.0.20348.5761

Microsoft

Windows Server 2025

Affected versions
>=10.0.26100.0 <10.0.26100.33650

Microsoft

Windows Server 2025 (Server Core installation)

Affected versions
>=10.0.26100.0 <10.0.26100.33650

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 10/13/2026, 19:49:00 UTC

Technical Analysis

This vulnerability (CVE-2026-97826) involves an out-of-bounds read in the DNS Server of Microsoft Windows 10 Version 1607 and other specified versions. An authorized attacker can exploit this flaw to disclose information over a network. The vulnerability is tracked as CWE-125. Microsoft has published an official fix addressing this issue.

Potential Impact

The vulnerability allows an authorized attacker to read memory outside the intended bounds in the DNS Server, potentially leading to information disclosure over the network. There is no indication of impact on integrity or availability. No known exploits are reported in the wild.

Mitigation Recommendations

An official fix is available from Microsoft. Users and administrators should apply the security updates provided by Microsoft as detailed in the vendor advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-97826 to remediate this vulnerability.

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Technical Details

Data Version
5.2
Assigner Short Name
microsoft
Date Reserved
2026-09-25T04:47:50.226Z
Cvss Version
3.1
State
PUBLISHED
Remediation Level
official-fix
Vendor Advisory Urls
[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-97826","vendor":"Microsoft"}]

Threat ID: 6ace85992cdf04f656a01aca

Added to database: 10/13/2026, 19:25:13 UTC

Last enriched: 10/13/2026, 19:49:00 UTC

Last updated: 10/13/2026, 22:50:44 UTC

Views: 7

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