CVE-2026-40397
7.8 HIGHHeap-based buffer overflow in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally
Published: 2026-05-12 · Last updated: 2026-06-01
Severity and scoring
- CVSS
- 7.8 HIGH
- Vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CWE
- CWE-191
Affected products
| Vendor | Product |
|---|---|
| microsoft | windows_10_1607, windows_10_1809, windows_10_21h2 |
Description
Heap-based buffer overflow in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.
Source: NVD
References
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