SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2025-27472

Protection mechanism failure in Windows Mark of the Web (MOTW) allows an unauthorized attacker to bypass a security feature over a network.

MEDIUM 5.4EPSS 1.63%

Does this matter?

Lower severity and a low EPSS score (1.63%). Track it; it rarely justifies an emergency change on its own.

Description

Protection mechanism failure in Windows Mark of the Web (MOTW) allows an unauthorized attacker to bypass a security feature over a network.

CVSS 3.1
5.4 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L
EPSS
1.63% probability · 75th percentile
CISA KEV
Not listed
Weakness
CWE-693
Affected
microsoft/windows 10 1507 · microsoft/windows server 2012
Source
secure@microsoft.com

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