SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityUndergoing Analysis

CVE-2026-69566

Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code with a physical attack.

MEDIUM 6.8EPSS 0.42%

Does this matter?

Lower severity and a low EPSS score (0.42%). Track it; it rarely justifies an emergency change on its own.

Description

Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code with a physical attack.

CVSS 3.1
6.8 MEDIUMCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
0.42% probability · 35th percentile
CISA KEV
Not listed
Weakness
CWE-122
Source
secure@microsoft.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.