CVE-2026-50389: CWE-200: Exposure of Sensitive Information to an Unauthorized Actor in Microsoft Windows 10 Version 1607
Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an authorized attacker to disclose information locally.
AI Analysis
Technical Summary
This vulnerability (CWE-200) in Windows 10 Version 1607 involves the exposure of sensitive information to an unauthorized actor through Windows File Explorer. An attacker with local privileges can exploit this flaw to disclose sensitive data without requiring user interaction. The CVSS 3.1 base score is 5.5, reflecting a medium severity with high confidentiality impact but no integrity or availability impact. Microsoft has published an official fix for this vulnerability.
Potential Impact
An authorized local attacker can disclose sensitive information, potentially leading to information leakage. The confidentiality impact is high, but there is no impact on integrity or 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 provided security update from the Microsoft Security Response Center to remediate this vulnerability.
CVE-2026-50389: CWE-200: Exposure of Sensitive Information to an Unauthorized Actor in Microsoft Windows 10 Version 1607
Description
Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an authorized attacker to disclose information locally.
CVSS v3.1
Score 5.5medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CWE-200) in Windows 10 Version 1607 involves the exposure of sensitive information to an unauthorized actor through Windows File Explorer. An attacker with local privileges can exploit this flaw to disclose sensitive data without requiring user interaction. The CVSS 3.1 base score is 5.5, reflecting a medium severity with high confidentiality impact but no integrity or availability impact. Microsoft has published an official fix for this vulnerability.
Potential Impact
An authorized local attacker can disclose sensitive information, potentially leading to information leakage. The confidentiality impact is high, but there is no impact on integrity or 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 provided security update from the Microsoft Security Response Center to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-06-04T18:55:14.745Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50389","vendor":"Microsoft"}]
Threat ID: 6a56769768715ace43f08e46
Added to database: 07/14/2026, 17:49:11 UTC
Last enriched: 08/13/2026, 14:45:54 UTC
Last updated: 08/28/2026, 11:04:21 UTC
Views: 69
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