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Δ / VULNERABILITY RECORD

CVE-2026-62693.

Source-reported disclosure and enrichment record.

SEVERITY / CVSSHIGH / 7No severity score in this snapshot.
EXPLOITATION STATUSNot listed in the cached KEV catalogThis does not establish absence of exploitation.
RECORD STATUSMicrosoft vendor recordModified Sep 09, 2026

Disclosure summary

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows MIDI Service Module allows an authorized attacker to elevate privileges locally.

Source-reported weakness categories

CWE-362, CWE-416

Source-specific records & product guidance

Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.

Microsoft Security Updates (CVRF) · 2026-Aug

Open original source · Updated Sep 09, 2026

Windows MIDI Service Module Elevation of Privileges Vulnerability

Maximum of vendor-reported product scores; products and fixed builds are associations, not a universal affected-version statement.

Microsoft maximum product score: 7

VendorProduct / associationVersion / bounds
Microsoft update guideWindows 11 Version 25H2 for ARM64-based Systems (MSRC status code 3)
Microsoft update guideWindows 11 Version 25H2 for x64-based Systems (MSRC status code 3)
Microsoft update guideWindows 11 Version 24H2 for ARM64-based Systems (MSRC status code 3)
Microsoft update guideWindows 11 Version 24H2 for x64-based Systems (MSRC status code 3)
Microsoft update guideWindows 11 version 26H1 for x64-based Systems (MSRC status code 3)
Microsoft update guideWindows 11 Version 26H1 for ARM64-based Systems (MSRC status code 3)

Vendor remediation references

Original records & references

PUBLISHED 2026-08-11T03:00:00-04:00
MODIFIED 2026-09-09T03:00:00-04:00
INGESTED 2026-10-08T12:40:34-04:00