CVE-2026-50498: CWE-125: Out-of-bounds Read in Microsoft Windows 10 Version 1607
Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability
AI Analysis
Technical Summary
This vulnerability involves an out-of-bounds read in the Windows Universal Disk Format File System Driver (UDFS) on Windows 10 Version 1607 (build 10.0.14393.0). The flaw allows an attacker to elevate privileges on the affected system. The CVSS 3.1 base score is 7.8, indicating high severity, with attack vector local, low attack complexity, no privileges required, user interaction required, and impacts to confidentiality, integrity, and availability. Microsoft has released an official fix for this vulnerability.
Potential Impact
Successful exploitation of this vulnerability could allow a local attacker to elevate privileges, potentially gaining higher-level access to the affected system. The impact includes high confidentiality, integrity, and availability consequences on Windows 10 Version 1607 systems running the vulnerable UDFS driver.
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-2026-50498 to remediate this vulnerability.
CVE-2026-50498: CWE-125: Out-of-bounds Read in Microsoft Windows 10 Version 1607
Description
Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability
CVSS v3.1
Score 7.8high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves an out-of-bounds read in the Windows Universal Disk Format File System Driver (UDFS) on Windows 10 Version 1607 (build 10.0.14393.0). The flaw allows an attacker to elevate privileges on the affected system. The CVSS 3.1 base score is 7.8, indicating high severity, with attack vector local, low attack complexity, no privileges required, user interaction required, and impacts to confidentiality, integrity, and availability. Microsoft has released an official fix for this vulnerability.
Potential Impact
Successful exploitation of this vulnerability could allow a local attacker to elevate privileges, potentially gaining higher-level access to the affected system. The impact includes high confidentiality, integrity, and availability consequences on Windows 10 Version 1607 systems running the vulnerable UDFS driver.
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-2026-50498 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-06-04T18:59:53.337Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50498","vendor":"Microsoft"}]
Threat ID: 6a5676a768715ace43f0966e
Added to database: 07/14/2026, 17:49:27 UTC
Last enriched: 07/14/2026, 23:02:56 UTC
Last updated: 07/15/2026, 04:35:19 UTC
Views: 5
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