Windows Mark of the Web Security Feature Bypass Vulnerability

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Summary

CVECVE-2022-41091
StatePUBLISHED
Assignermicrosoft
Source PriorityCVE Program / NVD first with legacy fallback
Published2022-11-09 22:15:22 UTC
Updated2026-08-10 16:18:20 UTC
DescriptionWindows Mark of the Web Security Feature Bypass Vulnerability

Risk And Classification

Primary CVSS: v3.1 5.4 MEDIUM from [email protected]

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L

EPSS: 0.019180000 probability, percentile 0.782960000 (date 2026-08-21)

CISA KEV: Listed on 2022-11-08; due 2022-12-09; ransomware use Known

Problem Types: NVD-CWE-noinfo | CWE-863 | Security Feature Bypass | CWE-863 CWE-863 Incorrect Authorization

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary5.4MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L
3.1CNACVSS5.4MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L/E:U/RL:O/RC:C

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
Low

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L

CISA Known Exploited Vulnerability

VendorMicrosoft
ProductWindows
NameMicrosoft Windows Mark of the Web (MOTW) Security Feature Bypass Vulnerability
Required ActionApply updates per vendor instructions.
Noteshttps://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-41091; https://nvd.nist.gov/vuln/detail/CVE-2022-41091

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Microsoft Windows 10 1507 All All All All
Operating System Microsoft Windows 10 1607 All All All All
Operating System Microsoft Windows 10 1809 All All All All
Operating System Microsoft Windows 10 20h2 All All All All
Operating System Microsoft Windows 10 21h1 All All All All
Operating System Microsoft Windows 10 21h2 All All All All
Operating System Microsoft Windows 10 22h2 All All All All
Operating System Microsoft Windows 11 21h2 All All All All
Operating System Microsoft Windows 11 22h2 All All All All
Operating System Microsoft Windows Server 2016 All All All All
Operating System Microsoft Windows Server 2019 All All All All
Operating System Microsoft Windows Server 2022 All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Microsoft Windows 10 Version 1507 affected 10.0.10240.0 10.0.10240.19567 custom 32-bit Systems, x64-based Systems
CNA Microsoft Windows 10 Version 1607 affected 10.0.14393.0 10.0.14393.5501 custom 32-bit Systems, x64-based Systems
CNA Microsoft Windows 10 Version 1809 affected 10.0.17763.0 10.0.17763.3650 custom 32-bit Systems, x64-based Systems
CNA Microsoft Windows 10 Version 1809 affected 10.0.0 10.0.17763.3650 custom ARM64-based Systems
CNA Microsoft Windows 10 Version 20H2 affected 10.0.0 10.0.19042.2251 custom 32-bit Systems, ARM64-based Systems
CNA Microsoft Windows 10 Version 21H1 affected 10.0.0 10.0.19043.2251 custom 32-bit Systems, ARM64-based Systems, x64-based Systems
CNA Microsoft Windows 10 Version 21H2 affected 10.0.19043.0 10.0.19044.2251 custom 32-bit Systems, ARM64-based Systems, x64-based Systems
CNA Microsoft Windows 10 Version 22H2 affected 10.0.19045.0 10.0.19045.2251 custom 32-bit Systems, ARM64-based Systems, x64-based Systems
CNA Microsoft Windows 11 Version 21H2 affected 10.0.0 10.0.22000.1219 custom ARM64-based Systems, x64-based Systems
CNA Microsoft Windows 11 Version 22H2 affected 10.0.22621.0 10.0.22621.819 custom ARM64-based Systems, x64-based Systems
CNA Microsoft Windows Server 2016 affected 10.0.14393.0 10.0.14393.5501 custom x64-based Systems
CNA Microsoft Windows Server 2016 Server Core Installation affected 10.0.14393.0 10.0.14393.5501 custom x64-based Systems
CNA Microsoft Windows Server 2019 affected 10.0.17763.0 10.0.17763.3650 custom x64-based Systems
CNA Microsoft Windows Server 2019 Server Core Installation affected 10.0.17763.0 10.0.17763.3650 custom x64-based Systems
CNA Microsoft Windows Server 2022 affected 10.0.20348.0 10.0.20348.1249 custom x64-based Systems

References

ReferenceSourceLinkTags
www.cisa.gov/known-exploited-vulnerabilities-catalog 134c704f-9b21-4f2e-91b3-4a467353bcc0 www.cisa.gov US Government Resource
Security Update Guide - Microsoft Security Response Center af854a3a-2127-422b-91ae-364da2661108 msrc.microsoft.com Patch, Vendor Advisory
Security Update Guide - Microsoft Security Response Center MITRE portal.msrc.microsoft.com
Microsoft November 2022 Patch Tuesday fixes 65 vulnerabilities! MITRE www.secpod.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
CISA Known Exploited Vulnerabilities catalog CISA www.cisa.gov kev

Additional Advisory Data

SourceTimeEvent
ADP2022-11-08T00:00:00.000ZCVE-2022-41091 added to CISA KEV

Legacy QID Mappings

  • 91956 Microsoft Windows Security Update for November 2022
  • 91959 Microsoft Azure Stack Hub Security Updates for November 2022

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