CVE-2026-88079
High
Description
Null pointer dereference in Windows MIDI Service Module allows an authorized attacker to elevate privileges locally.
SeverityHigh
CVSS7.0
Exploit probability—
Product
Microsoft Windows
PublishedOct 13, 2026
First seenOct 13, 2026
Weakness typeCWE-476NULL pointer dereference
How to fix
Update
- microsoft windows_11_24h210.0.26100.9711 or later
- microsoft windows_11_25h210.0.26200.9711 or later
- microsoft windows_11_26h110.0.28000.3231 or later
- microsoft windows_11_26h210.0.26300.9711 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| microsoft windows_11_24h2 | v < 10.0.26100.9711 | 10.0.26100.9711 |
| microsoft windows_11_25h2 | v < 10.0.26200.9711 | 10.0.26200.9711 |
| microsoft windows_11_26h1 | v < 10.0.28000.3231 | 10.0.28000.3231 |
| microsoft windows_11_26h2 | v < 10.0.26300.9711 | 10.0.26300.9711 |
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