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CVE-2026-50358

HighCVSS 7.8/10Last modified Jul 22, 2026

Description

Use after free in Windows Media allows an authorized attacker to elevate privileges locally.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

Vendor	Product	Versions
Microsoft	Windows 10 Version 1607	>= 10.0.14393.0, < 10.0.14393.9339
Microsoft	Windows 10 Version 1809	>= 10.0.17763.0, < 10.0.17763.9020
Microsoft	Windows 10 Version 21H2	>= 10.0.19044.0, < 10.0.19044.7548
Microsoft	Windows 10 Version 22H2	>= 10.0.19045.0, < 10.0.19045.7548
Microsoft	Windows 11 Version 24H2	>= 10.0.26100.0, < 10.0.26100.8875
Microsoft	Windows 11 Version 25H2	>= 10.0.26200.0, < 10.0.26200.8875
Microsoft	Windows 11 version 26H1	>= 10.0.28000.0, < 10.0.28000.2525
Microsoft	Windows Server 2016	>= 10.0.14393.0, < 10.0.14393.9339
Microsoft	Windows Server 2016 (Server Core installation)	>= 10.0.14393.0, < 10.0.14393.9339
Microsoft	Windows Server 2019	>= 10.0.17763.0, < 10.0.17763.9020
Microsoft	Windows Server 2019 (Server Core installation)	>= 10.0.17763.0, < 10.0.17763.9020
Microsoft	Windows Server 2022	>= 10.0.20348.0, < 10.0.20348.5386
Microsoft	Windows Server 2025	>= 10.0.26100.0, < 10.0.26100.33158
Microsoft	Windows Server 2025 (Server Core installation)	>= 10.0.26100.0, < 10.0.26100.33158

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50358Patch, Vendor Advisory

Timeline

Published: Jul 14, 2026
Last modified: Jul 22, 2026
NVD status: Analyzed

Related CVEs from 2026

CVE-2026-503597.8Use after free in Microsoft XML Core Services allows an authorized attacker to elevate privileges locally.CVE-2026-50368.8A vulnerability was found in Tenda 4G06 04.06.01.29. This vulnerability affects the function fromDhcpListClient of the file /goform/DhcpList CVE-2026-503608.8Incorrect implementation of authentication algorithm in Windows SMB Server allows an authorized attacker to elevate privileges over a networ CVE-2026-503617.8Double free in Microsoft Brokering File System allows an authorized attacker to elevate privileges locally.CVE-2026-503627.8Heap-based buffer overflow in Windows Resilient File System (ReFS) allows an unauthorized attacker to execute code locally.CVE-2026-503637.8Heap-based buffer overflow in Windows Push Notifications allows an authorized attacker to elevate privileges locally.CVE-2026-503647.3Improper link resolution before file access ('link following') in Windows Server Backup allows an authorized attacker to elevate privileges CVE-2026-503658.0Improper authentication in Windows RPC API allows an unauthorized attacker to elevate privileges over an adjacent network.CVE-2026-503666.5Null pointer dereference in Active Directory Domain Services allows an authorized attacker to deny service over a network.CVE-2026-503677.8Incorrect access of indexable resource ('range error') in Windows Sensor Data Service allows an authorized attacker to elevate privileges lo CVE-2026-503687.5Stack-based buffer overflow in Active Directory Federation Services allows an unauthorized attacker to deny service over a network.CVE-2026-503698.8Use after free in Windows Remote Desktop Services allows an authorized attacker to elevate privileges over a network.

CVE-2026-50358: High severity, CVSS 7.8 | Vulnix