CVE-2026-50686: CWE-843: Access of Resource Using Incompatible Type ('Type Confusion') in Microsoft Windows 10 Version 1607
CVE-2026-50686 is a type confusion vulnerability in Windows OLE on Windows 10 Version 1607 (build 10.0.14393.0) that allows an unauthorized attacker to execute code remotely over a network. The vulnerability has a high severity with a CVSS score of 8.1. An official fix is available from Microsoft.
AI Analysis
Technical Summary
This vulnerability involves an access of a resource using an incompatible type (type confusion) in the Windows Object Linking and Embedding (OLE) component on Windows 10 Version 1607. Exploitation could allow an attacker to execute arbitrary code remotely without user interaction, given network access. The vulnerability is tracked as CWE-843 and has been assigned CVE-2026-50686. Microsoft has released an official fix to address this issue.
Potential Impact
Successful exploitation can lead to remote code execution with high impact on confidentiality, integrity, and availability. The attacker does not require privileges or user interaction but must have network access to the vulnerable system. This could allow full system compromise on affected versions.
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-2026-50686 to remediate this vulnerability.
CVE-2026-50686: CWE-843: Access of Resource Using Incompatible Type ('Type Confusion') in Microsoft Windows 10 Version 1607
Description
CVE-2026-50686 is a type confusion vulnerability in Windows OLE on Windows 10 Version 1607 (build 10.0.14393.0) that allows an unauthorized attacker to execute code remotely over a network. The vulnerability has a high severity with a CVSS score of 8.1. An official fix is available from Microsoft.
CVSS v3.1
Score 8.1high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves an access of a resource using an incompatible type (type confusion) in the Windows Object Linking and Embedding (OLE) component on Windows 10 Version 1607. Exploitation could allow an attacker to execute arbitrary code remotely without user interaction, given network access. The vulnerability is tracked as CWE-843 and has been assigned CVE-2026-50686. Microsoft has released an official fix to address this issue.
Potential Impact
Successful exploitation can lead to remote code execution with high impact on confidentiality, integrity, and availability. The attacker does not require privileges or user interaction but must have network access to the vulnerable system. This could allow full system compromise on affected versions.
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-2026-50686 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-06-05T14:35:07.080Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50686","vendor":"Microsoft"}]
Threat ID: 6a5676ac68715ace43f0978a
Added to database: 07/14/2026, 17:49:32 UTC
Last enriched: 07/14/2026, 22:33:51 UTC
Last updated: 07/15/2026, 03:43:32 UTC
Views: 4
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