CVE-2026-62688 - Vulnerability Details - OpenCVE

Heap-based buffer overflow in Windows MIDI Service Module allows an authorized attacker to elevate privileges locally.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable no

Technical Impact total

Vendors	Products
Microsoft	Windows 11 24h2 Windows 11 25h2 Windows 11 26h1

No data.

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References

Link	Providers
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62688

History

Tue, 11 Aug 2026 19:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Tue, 11 Aug 2026 17:15:00 +0000

Type	Values Removed	Values Added
Description		Heap-based buffer overflow in Windows MIDI Service Module allows an authorized attacker to elevate privileges locally.
Title		Windows MIDI Service Module Elevation of Privileges Vulnerability
First Time appeared		Microsoft Microsoft windows 11 24h2 Microsoft windows 11 25h2 Microsoft windows 11 26h1
Weaknesses		CWE-122
CPEs		cpe:2.3:o:microsoft:windows_11_24H2:::::::arm64:* cpe:2.3:o:microsoft:windows_11_25H2:::::::arm64:* cpe:2.3:o:microsoft:windows_11_26H1:::::::x64:*
Vendors & Products		Microsoft Microsoft windows 11 24h2 Microsoft windows 11 25h2 Microsoft windows 11 26h1
References		https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62688
Metrics		cvssV3_1 `{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C'}`

MITRE

Status: PUBLISHED

Assigner: microsoft

Published: 2026-08-11T17:04:02.863Z

Updated: 2026-08-11T23:58:08.206Z

Reserved: 2026-07-14T20:56:21.890Z

Link: CVE-2026-62688

Vulnrichment

Updated: 2026-08-11T18:27:38.645Z

NVD

Status : Awaiting Analysis

Published: 2026-08-11T17:18:18.397

Modified: 2026-08-11T19:17:51.723

Link: CVE-2026-62688

Redhat

No data.

OpenCVE Enrichment

No data.

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