CVE-2026-108457: Windows 10 Version 21H2 10.0.19044.0 to before 10.0.19044.7807; +5 more affected products

Affected technology

Windows 10 Version 21H2 · 10.0.19044.0 to before 10.0.19044.7807
Microsoft

Windows 10 Version 22H2 · 10.0.19045.0 to before 10.0.19044.7807
Microsoft

Windows 11 version 23H2 · 10.0.22631.0 to before 10.0.22631.7652
Microsoft

Windows Server 2022 · 10.0.20348.0 to before 10.0.20348.5761
Microsoft

Windows Server 2025 · 10.0.26100.0 to before 10.0.26100.33650
Microsoft

Windows Server 2025 (Server Core installation) · 10.0.26100.0 to before 10.0.26100.33650
Microsoft

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 3.1): Network (remote) · No privileges required · No user interaction required

What an attacker can do

An unauthorized attacker can execute code over a network. Vendor/CNA’s CVSS 3.1 assessment (base score 8.1/10) rates confidentiality, integrity and availability impact as high.