Skip to main content
EPSS 0.4%top 65%

CVE-2026-45655: CWE-693: Protection Mechanism Failure in Microsoft Windows 10 Version 1607

0
Medium
VulnerabilityCVE-2026-45655cvecve-2026-45655cwe-693gcve
Published: 06/09/2026 (06/09/2026, 17:04:55 UTC)
Source: CVE Database V5
Vendor/Project: Microsoft
Product: Windows 10 Version 1607

Description

Protection mechanism failure in Windows BitLocker allows an unauthorized attacker to bypass a security feature with a physical attack.

CVSS v3.1

Score 5.3medium

Attack Vector
Physical
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
None
Availability
None
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:C/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 <10.0.14393.9234

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, 13:45:34 UTC

Technical Analysis

This vulnerability involves a protection mechanism failure in the BitLocker feature of Microsoft Windows 10 Version 1607 (build 10.0.14393.0). It enables an attacker with physical access to bypass BitLocker's security protections. The CVSS 3.1 vector indicates the attack requires physical access (AV:P), has low attack complexity (AC:L), no privileges or user interaction needed, and impacts confidentiality with a scope change. Microsoft has published an official fix for this vulnerability.

Potential Impact

An attacker with physical access to a device running the affected Windows 10 Version 1607 can bypass BitLocker protection, potentially exposing confidential data. The integrity and availability of the system are not impacted. There are no known exploits in the wild at this time.

Mitigation Recommendations

Microsoft has released an official fix for this vulnerability. Users and administrators should apply the provided update from the Microsoft Security Response Center advisory to remediate this issue. No additional mitigation steps are indicated by the vendor.

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
2026-05-12T20:33:35.157Z
Cvss Version
3.1
State
PUBLISHED
Remediation Level
official-fix
Vendor Advisory Urls
[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45655","vendor":"Microsoft"}]

Threat ID: 6a284ce98dd33fbd85664f01

Added to database: 06/09/2026, 17:27:05 UTC

Last enriched: 08/14/2026, 13:45:34 UTC

Last updated: 09/10/2026, 20:47:35 UTC

Views: 75

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