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EPSS 0.3%top 77%

CVE-2026-48575: CWE-693: Protection Mechanism Failure in Microsoft Windows 10 Version 1607

0
High
VulnerabilityCVE-2026-48575cvecve-2026-48575cwe-693gcve
Published: 06/09/2026 (06/09/2026, 17:05:14 UTC)
Source: CVE Database V5
Vendor/Project: Microsoft
Product: Windows 10 Version 1607

Description

Protection mechanism failure in Windows Secure Boot allows an authorized attacker to bypass a security feature locally.

CVSS v3.1

Score 7.9high

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

Affected software

Microsoft

Windows 10 Version 1607

Affected versions
>=10.0.14393.0 <10.0.14393.9234

Microsoft

Windows 10 Version 1809

Affected versions
>=10.0.17763.0 <10.0.17763.8880

Microsoft

Windows 10 Version 21H2

Affected versions
>=10.0.19044.0 <10.0.19044.7417

Microsoft

Windows 10 Version 22H2

Affected versions
>=10.0.19045.0 <10.0.19045.7417

Microsoft

Windows 11 version 23H2

Affected versions
>=10.0.22631.0 <10.0.22631.7219

Microsoft

Windows 11 Version 23H2

Affected versions
>=10.0.22631.0 <10.0.22631.7219

Microsoft

Windows 11 Version 24H2

Affected versions
>=10.0.26100.0 <10.0.26100.8655

Microsoft

Windows 11 Version 25H2

Affected versions
>=10.0.26200.0 <10.0.26200.8655

Microsoft

Windows 11 version 26H1

Affected versions
>=10.0.28000.0 <10.0.28000.2269

Microsoft

Windows Server 2012

Affected versions
>=6.2.9200.0 <6.2.9200.26132

Microsoft

Windows Server 2012 (Server Core installation)

Affected versions
>=6.2.9200.0 <6.2.9200.26132

Microsoft

Windows Server 2012 R2

Affected versions
>=6.3.9600.0 <6.3.9600.23228

Microsoft

Windows Server 2012 R2 (Server Core installation)

Affected versions
>=6.3.9600.0 <6.3.9600.23228

Microsoft

Windows Server 2016

Affected versions
>=10.0.14393.0 <10.0.14393.9234

Microsoft

Windows Server 2016 (Server Core installation)

Affected versions
>=10.0.14393.0 <10.0.14393.9234

Microsoft

Windows Server 2019

Affected versions
>=10.0.17763.0 <10.0.17763.8880

Microsoft

Windows Server 2019 (Server Core installation)

Affected versions
>=10.0.17763.0 <10.0.17763.8880

Microsoft

Windows Server 2022

Affected versions
>=10.0.20348.0 <10.0.20348.5256

Microsoft

Windows Server 2025

Affected versions
>=10.0.26100.0 <10.0.26100.32995

Microsoft

Windows Server 2025 (Server Core installation)

Affected versions
>=10.0.26100.0 <10.0.26100.32995

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 08/14/2026, 13:51:47 UTC

Technical Analysis

This vulnerability (CVE-2026-48575) affects Windows 10 Version 1607 (build 10.0.14393.0) and is classified under CWE-693 (Protection Mechanism Failure). It allows an authorized attacker with high privileges to bypass the Secure Boot protection mechanism locally. The CVSS v3.1 score is 7.9 (high severity), reflecting the potential for confidentiality and integrity impact without user interaction. Microsoft has released an official fix for this issue as documented in their security update guide.

Potential Impact

An authorized local attacker with high privileges can bypass the Secure Boot protection mechanism, potentially compromising system integrity and confidentiality. This could allow the attacker to load unauthorized boot components or malware during system startup, undermining the security guarantees of Secure Boot. There is no indication of availability impact or remote exploitation.

Mitigation Recommendations

Microsoft has released an official fix for this vulnerability. It is recommended to apply the security update provided by Microsoft as soon as possible to remediate this issue. No additional mitigations are specified by the vendor advisory.

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Technical Details

Data Version
5.2
Assigner Short Name
microsoft
Date Reserved
2026-05-21T20:00:35.246Z
Cvss Version
3.1
State
PUBLISHED
Remediation Level
official-fix
Vendor Advisory Urls
[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-48575","vendor":"Microsoft"}]

Threat ID: 6a284d178dd33fbd85665a03

Added to database: 06/09/2026, 17:27:51 UTC

Last enriched: 08/14/2026, 13:51:47 UTC

Last updated: 09/13/2026, 22:01:34 UTC

Views: 81

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