SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2025-21194

Microsoft Surface Security Feature Bypass Vulnerability

HIGH 7.1EPSS 0.85%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.85%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Microsoft Surface Security Feature Bypass Vulnerability

CVSS 3.1
7.1 HIGHCVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
0.85% probability · 56th percentile
CISA KEV
Not listed
Weakness
CWE-20
Affected
microsoft/surface hub 2s firmware · microsoft/surface pro 8 for business 1983 firmware · microsoft/surface laptop go firmware · microsoft/surface laptop go 2 firmware · microsoft/surface hub 3 50 firmware · microsoft/surface pro 7\+ firmware · microsoft/surface laptop go 3 firmware · microsoft/surface go 3 firmware · microsoft/surface pro 9 with 5g 1997 firmware · microsoft/surface pro 9 with 5g 1996 firmware · microsoft/surface laptop 3 1867 firmware · microsoft/surface laptop 3 1872 firmware · microsoft/surface laptop 4 1958 firmware · microsoft/surface laptop 4 1950 firmware · microsoft/surface laptop 4 1952 firmware · microsoft/surface laptop 4 1978 firmware · microsoft/windows dev kit firmware · microsoft/surface hub 2s 85 firmware · microsoft/surface hub 3 85 firmware · microsoft/surface pro 8 1983 firmware · +7 more
Source
secure@microsoft.com

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