CVE-2026-50661: CWE-693: Protection Mechanism Failure in Microsoft Windows 10 Version 1607
CVE-2026-50661 is a vulnerability in Microsoft Windows 10 Version 1607 involving a protection mechanism failure in Windows BitLocker. This flaw allows an unauthorized attacker to bypass a security feature through a physical attack. The vulnerability has a medium severity rating with a CVSS score of 6.1. An official fix is available from Microsoft to address this issue.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-50661) affects Windows 10 Version 1607 (build 10.0.14393.0) and involves a protection mechanism failure in the BitLocker component. The flaw permits 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 (PR:N/UI:N), and impacts confidentiality and integrity with high severity (C:H/I:H/A:N). Microsoft has published an official fix to remediate this vulnerability.
Potential Impact
An attacker with physical access to a device running the affected Windows 10 Version 1607 can bypass BitLocker's protection mechanism, potentially leading to unauthorized access to sensitive data. The vulnerability impacts confidentiality and integrity but does not affect availability. There are no known exploits in the wild at this time.
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-2026-50661 to remediate this vulnerability.
CVE-2026-50661: CWE-693: Protection Mechanism Failure in Microsoft Windows 10 Version 1607
Description
CVE-2026-50661 is a vulnerability in Microsoft Windows 10 Version 1607 involving a protection mechanism failure in Windows BitLocker. This flaw allows an unauthorized attacker to bypass a security feature through a physical attack. The vulnerability has a medium severity rating with a CVSS score of 6.1. An official fix is available from Microsoft to address this issue.
CVSS v3.1
Score 6.1medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-50661) affects Windows 10 Version 1607 (build 10.0.14393.0) and involves a protection mechanism failure in the BitLocker component. The flaw permits 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 (PR:N/UI:N), and impacts confidentiality and integrity with high severity (C:H/I:H/A:N). Microsoft has published an official fix to remediate this vulnerability.
Potential Impact
An attacker with physical access to a device running the affected Windows 10 Version 1607 can bypass BitLocker's protection mechanism, potentially leading to unauthorized access to sensitive data. The vulnerability impacts confidentiality and integrity but does not affect availability. There are no known exploits in the wild at this time.
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-2026-50661 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-06-05T14:33:50.831Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50661","vendor":"Microsoft"}]
Threat ID: 6a5676a968715ace43f096e0
Added to database: 07/14/2026, 17:49:29 UTC
Last enriched: 07/14/2026, 22:48:54 UTC
Last updated: 07/14/2026, 22:48:54 UTC
Views: 2
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