CVE-2026-78452

EUVD-2026-73807
Out-of-bounds read in Microsoft Windows SCSI Class System File allows an unauthorized attacker to disclose information with a physical attack.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
4.6 MEDIUM
PHYSICAL
LOW
NONE
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Windows Releases
Platform
Version
Windows 10
1809 (x64, x86)
KB5122876
21H2 (arm64, x64, x86)
KB5122878
22H2 (arm64, x64, x86)
KB5122878
Windows 11
23H2 (arm64, x64)
KB5122880
24H2 (arm64, x64)
KB5124008
25H2 (arm64, x64)
KB5124008
26H1 (arm64, x64)
KB5124012
Windows Server 2019
Server Core
KB5122876
Standard
KB5122876
Windows Server 2022
Server Core
KB5122882
Standard
KB5122882
Windows Server 2025
Server Core
KB5122871
Standard
KB5122871
Common Weakness Enumeration
Vulnerability Media Exposure
References
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-78452