CVE-2026-83751

EUVD-2026-99977
Use after free in Windows MIDI Service Module allows an authorized attacker to elevate privileges locally.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7 HIGH
LOCAL
HIGH
LOW
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 15.48%
Windows Releases
Platform
Version
Windows 11
24H2 (arm64, x64)
KB5127648
25H2 (arm64, x64)
KB5127648
26H1 (arm64, x64)
KB5127646
26H2 (arm64, x64)
KB5127648
Common Weakness Enumeration
References
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-83751