Is CVE-2026-25250 in the CISA KEV catalog?

No. CVE-2026-25250 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-25250?

CVE-2026-25250 has a CVSS v3 base score of 6.0 (Important).

How do I fix CVE-2026-25250?

Install KB5082198 for Windows 10 Version 1607. Fixes are available for 22 affected products.

CVE & CISA-KEV Catalog

CVE-2026-25250

HIGH

6.0

CVSS v3

NVD

Description

Missing cryptographic step in Windows Secure Boot allows an authorized attacker to bypass a security feature locally.

How to fix

Remediation Available

Windows 10 Version 1607Windows

Install:KB5082198Microsoft

Windows 10 Version 1809Windows

Install:KB5082123Microsoft

Windows 10 Version 21H2Windows

Install:KB5082200Microsoft

Windows 10 Version 22H2Windows

Install:KB5082200Microsoft

Windows 11 Version 23H2Windows

Install:KB5082052Microsoft

Windows 11 Version 24H2Windows

Install:KB5083769Microsoft

Install:KB5082063Microsoft

Windows 11 Version 25H2Windows

Install:KB5083769Microsoft

Windows 11 Version 26H1Windows

Install:KB5083768Microsoft

Windows 11 version 26H1Windows

Install:KB5083768Microsoft

Windows Server 2012Windows

Install:KB5082127Microsoft

Windows Server 2012 (Server Core installation)Windows

Install:KB5082127Microsoft

Windows Server 2012 R2Windows

Install:KB5082126Microsoft

Windows Server 2012 R2 (Server Core installation)Windows

Install:KB5082126Microsoft

Windows Server 2016Windows

Install:KB5082198Microsoft

Windows Server 2016 (Server Core installation)Windows

Install:KB5082198Microsoft

Windows Server 2019Windows

Install:KB5082123Microsoft

Windows Server 2019 (Server Core installation)Windows

Install:KB5082123Microsoft

Windows Server 2022Windows

Install:KB5082142Microsoft

Windows Server 2022 (Server Core installation)Windows

Install:KB5082142Microsoft

Windows Server 2022, 23H2 Edition (Server Core installation)Windows

Install:KB5082060Microsoft

Windows Server 2025Windows

Install:KB5082063Microsoft

Windows Server 2025 (Server Core installation)Windows

Install:KB5082063Microsoft

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredHigh

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityNone

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C

Exploit Intelligence

EPSS data unavailable for this CVE.

Embed a live status badge for CVE-2026-25250

Markdown

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HTML

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of the latest sync.