CVE-2026-20840
High · 7.8CVSS
7.8
EPSS
4.6%
Published
Jan 13, 2026
CISA due date
—
The record
Heap-based buffer overflow in Windows NTFS allows an authorized attacker to execute code locally.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|
CVSS
7.8
EPSS
4.6%
Published
Jan 13, 2026
CISA due date
—
Heap-based buffer overflow in Windows NTFS allows an authorized attacker to execute code locally.
| Ecosystem | Package | Introduced | Fixed |
|---|