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CVE-20XX-?

CVE-2026-69720

7.8 HIGH 0.3% exploit odds Fix listed Memory safety OS & kernel

What it is

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

At a glance

Exploitability: Can be exploited locally on the machine with a low-privilege account. High risk of data exposure, data tampering, service disruption.
Exploit odds: 0.3% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2026-09-08 18:19 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-09-22 16:53 UTC Last updatedMost recent change to the record

Details

Published: 2026-09-08 18:19 UTC
Last modified: 2026-09-22 16:53 UTC
Exploit probability: 0.3% · EPSS, next 30 days
Weakness: CWE-122
Record status: Analyzed

Affected

Microsoft Windows 11 24h2 < 10.0.26100.9445
Microsoft Windows 11 25h2 < 10.0.26200.9445
Microsoft Windows 11 26h1 < 10.0.28000.2954

Attack profile CVSS 3.1 · 7.8

Attack vector: Local
Complexity: Low
Privileges needed: Low
User interaction: None
Scope: Unchanged
Confidentiality: High
Integrity: High
Availability: High

Raw vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Meme: I wake up, CVE-2026-69720

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Fix and advisories

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69720

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69720

NVD record · CVE.org record