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EPSS 0.8%top 44%

CVE-2026-26111: CWE-190: Integer Overflow or Wraparound in Microsoft Windows 10 Version 1607

0
High
VulnerabilityCVE-2026-26111cvecve-2026-26111cwe-190cwe-122
Published: 03/10/2026 (03/10/2026, 17:05:02 UTC)
Source: CVE Database V5
Vendor/Project: Microsoft
Product: Windows 10 Version 1607

Description

Integer overflow or wraparound in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to execute code over a network.

CVSS v3.1

Score 8.0high

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/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 <10.0.14393.8957

Microsoft

Windows 10 Version 1809

Affected versions
>=10.0.17763.0 <10.0.17763.8511

Microsoft

Windows 10 Version 21H2

Affected versions
>=10.0.19044.0 <10.0.19044.7058

Microsoft

Windows 10 Version 22H2

Affected versions
>=10.0.19045.0 <10.0.19045.7058

Microsoft

Windows 11 version 22H3

Affected versions
>=10.0.22631.0 <10.0.22631.6783

Microsoft

Windows 11 Version 23H2

Affected versions
>=10.0.22631.0 <10.0.22631.6783

Microsoft

Windows 11 Version 24H2

Affected versions
>=10.0.26100.0 <10.0.26100.8037

Microsoft

Windows 11 Version 25H2

Affected versions
>=10.0.26200.0 <10.0.26200.8037

Microsoft

Windows 11 version 26H1

Affected versions
>=10.0.28000.0 <10.0.28000.1719

Microsoft

Windows Server 2012

Affected versions
>=6.2.9200.0 <6.2.9200.25973

Microsoft

Windows Server 2012 (Server Core installation)

Affected versions
>=6.2.9200.0 <6.2.9200.25973

Microsoft

Windows Server 2012 R2

Affected versions
>=6.3.9600.0 <6.3.9600.23074

Microsoft

Windows Server 2012 R2 (Server Core installation)

Affected versions
>=6.3.9600.0 <6.3.9600.23074

Microsoft

Windows Server 2016

Affected versions
>=10.0.14393.0 <10.0.14393.8957

Microsoft

Windows Server 2016 (Server Core installation)

Affected versions
>=10.0.14393.0 <10.0.14393.8957

Microsoft

Windows Server 2019

Affected versions
>=10.0.17763.0 <10.0.17763.8511

Microsoft

Windows Server 2019 (Server Core installation)

Affected versions
>=10.0.17763.0 <10.0.17763.8511

Microsoft

Windows Server 2022

Affected versions
>=10.0.20348.0 <10.0.20348.4893

Microsoft

Windows Server 2022, 23H2 Edition (Server Core installation)

Affected versions
>=10.0.25398.0 <10.0.25398.2207

Microsoft

Windows Server 2025

Affected versions
>=10.0.26100.0 <10.0.26100.32522

Microsoft

Windows Server 2025 (Server Core installation)

Affected versions
>=10.0.26100.0 <10.0.26100.32522

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 06/19/2026, 20:30:18 UTC

Technical Analysis

This vulnerability involves an integer overflow or wraparound condition in the Windows Routing and Remote Access Service (RRAS) component of Windows 10 Version 1607 (build 10.0.14393.0). Exploitation requires an attacker with some level of authorization and can lead to remote code execution. The CVSS v3.1 base score is 8.0, reflecting high impact on confidentiality, integrity, and availability. Microsoft has published an official fix to address this vulnerability.

Potential Impact

Successful exploitation of this vulnerability could allow an authorized attacker to execute arbitrary code remotely on the affected system, potentially leading to full system compromise. The vulnerability impacts confidentiality, integrity, and availability of the system.

Mitigation Recommendations

An official fix is available from Microsoft. Users and administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26111 to remediate this vulnerability.

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Technical Details

Data Version
5.2
Assigner Short Name
microsoft
Date Reserved
2026-02-11T15:52:13.910Z
Cvss Version
3.1
State
PUBLISHED
Remediation Level
official-fix
Vendor Advisory Urls
[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26111","vendor":"Microsoft"}]

Threat ID: 69b05631ea502d3aa87d6b1a

Added to database: 03/10/2026, 17:34:41 UTC

Last enriched: 06/19/2026, 20:30:18 UTC

Last updated: 09/14/2026, 22:01:33 UTC

Views: 329

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