CVE-2026-50456: CWE-200: Exposure of Sensitive Information to an Unauthorized Actor in Microsoft Windows 10 Version 1607
CVE-2026-50456 is a vulnerability in Windows 10 Version 1607 where sensitive information can be exposed to an unauthorized local attacker via Windows File Explorer. The issue allows an authorized attacker with local access to disclose sensitive information without user interaction. A patch is available from Microsoft to address this vulnerability.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-50456) involves the exposure of sensitive information to an unauthorized actor through Windows File Explorer in Microsoft Windows 10 Version 1607 (build 10.0.14393.0). The flaw allows an attacker with local privileges to disclose sensitive information without requiring user interaction. The CVSS v3.1 base score is 5.5 (medium severity), reflecting local attack vector, low complexity, low privileges required, no user interaction, and high confidentiality impact. Microsoft has released an official fix for this vulnerability as documented in their security update guide.
Potential Impact
An attacker with local access and limited privileges can disclose sensitive information from the affected Windows 10 Version 1607 system. The confidentiality impact is high, but integrity and availability are not affected. 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 by Microsoft for Windows 10 Version 1607 to remediate this vulnerability. Refer to the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50456 for detailed patch information and deployment guidance.
CVE-2026-50456: CWE-200: Exposure of Sensitive Information to an Unauthorized Actor in Microsoft Windows 10 Version 1607
Description
CVE-2026-50456 is a vulnerability in Windows 10 Version 1607 where sensitive information can be exposed to an unauthorized local attacker via Windows File Explorer. The issue allows an authorized attacker with local access to disclose sensitive information without user interaction. A patch is available from Microsoft to address this vulnerability.
CVSS v3.1
Score 5.5medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-50456) involves the exposure of sensitive information to an unauthorized actor through Windows File Explorer in Microsoft Windows 10 Version 1607 (build 10.0.14393.0). The flaw allows an attacker with local privileges to disclose sensitive information without requiring user interaction. The CVSS v3.1 base score is 5.5 (medium severity), reflecting local attack vector, low complexity, low privileges required, no user interaction, and high confidentiality impact. Microsoft has released an official fix for this vulnerability as documented in their security update guide.
Potential Impact
An attacker with local access and limited privileges can disclose sensitive information from the affected Windows 10 Version 1607 system. The confidentiality impact is high, but integrity and availability are not affected. 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 by Microsoft for Windows 10 Version 1607 to remediate this vulnerability. Refer to the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50456 for detailed patch information and deployment guidance.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-06-04T18:59:17.977Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50456","vendor":"Microsoft"}]
Threat ID: 6a5676a268715ace43f094ff
Added to database: 07/14/2026, 17:49:22 UTC
Last enriched: 07/14/2026, 23:33:07 UTC
Last updated: 07/15/2026, 01:07:51 UTC
Views: 6
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
External Links
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
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.