CVE-2026-42972: CWE-200: Exposure of Sensitive Information to an Unauthorized Actor in Microsoft Windows 10 Version 1607
CVE-2026-42972 is a medium severity vulnerability in Microsoft Windows 10 Version 1607 involving exposure of sensitive information through Windows Hyper-V. An authorized local attacker with low privileges can disclose sensitive information without user interaction. The vulnerability has an official fix available from Microsoft.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-42972) affects Windows 10 Version 1607 (build 10.0.14393.0) and involves an information disclosure issue in the Windows Hyper-V component. An authorized attacker with local access and low privileges can exploit this flaw to gain access to sensitive information. The vulnerability is classified under CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor). Microsoft has released an official fix to address this issue.
Potential Impact
The vulnerability allows an authorized local attacker to disclose sensitive information, potentially compromising confidentiality. There is no impact on integrity or availability. No known exploits are reported 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-2026-42972 to remediate this vulnerability.
CVE-2026-42972: CWE-200: Exposure of Sensitive Information to an Unauthorized Actor in Microsoft Windows 10 Version 1607
Description
CVE-2026-42972 is a medium severity vulnerability in Microsoft Windows 10 Version 1607 involving exposure of sensitive information through Windows Hyper-V. An authorized local attacker with low privileges can disclose sensitive information without user interaction. The vulnerability has an official fix available from Microsoft.
CVSS v3.1
Score 5.5medium
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-42972) affects Windows 10 Version 1607 (build 10.0.14393.0) and involves an information disclosure issue in the Windows Hyper-V component. An authorized attacker with local access and low privileges can exploit this flaw to gain access to sensitive information. The vulnerability is classified under CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor). Microsoft has released an official fix to address this issue.
Potential Impact
The vulnerability allows an authorized local attacker to disclose sensitive information, potentially compromising confidentiality. There is no impact on integrity or availability. No known exploits are reported 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-2026-42972 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-04-30T23:43:50.744Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42972","vendor":"Microsoft"}]
Threat ID: 6a284cc88dd33fbd856648d0
Added to database: 6/9/2026, 5:26:32 PM
Last enriched: 6/9/2026, 10:56:58 PM
Last updated: 6/10/2026, 5:08:42 AM
Views: 2
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