How severe is CVE-2022-41091?

CVE-2022-41091 has a CVSS 3.1 base score of 5.4 (MEDIUM). EPSS estimates a 1.8% probability of exploitation in the next 30 days. It is listed in the CISA Known Exploited Vulnerabilities catalog.

CVE-2022-41091: Windows Mark of the Web Security Feature Bypass

CISA Known Exploited Vulnerabilities

Microsoft Windows Mark of the Web (MOTW) Security Feature Bypass Vulnerability is confirmed as actively exploited and is listed in the CISA KEV catalog.

Added to KEV

2022-11-08

Remediation due

2022-12-09

Ransomware

Known use

Required action
Apply updates per vendor instructions.

CISA notes
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-41091; https://nvd.nist.gov/vuln/detail/CVE-2022-41091

Description

Windows Mark of the Web Security Feature Bypass Vulnerability

Severity

CVSS 3.1 · CNA5.4 MEDIUM

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

SSVC · CISA-ADP

Exploitationactive

Automatableno

Technical impactpartial

Affected Products

Vendor	Product	Affected versions
Microsoft	Windows 10 Version 1507	10.0.10240.0 to <10.0.10240.19567
Microsoft	Windows 10 Version 1607	10.0.14393.0 to <10.0.14393.5501
Microsoft	Windows 10 Version 1809	10.0.17763.0 to <10.0.17763.3650
Microsoft	Windows 10 Version 1809	10.0.0 to <10.0.17763.3650
Microsoft	Windows 10 Version 20H2	10.0.0 to <10.0.19042.2251
Microsoft	Windows 10 Version 21H1	10.0.0 to <10.0.19043.2251
Microsoft	Windows 10 Version 21H2	10.0.19043.0 to <10.0.19044.2251
Microsoft	Windows 10 Version 22H2	10.0.19045.0 to <10.0.19045.2251
Microsoft	Windows 11 version 21H2	10.0.0 to <10.0.22000.1219
Microsoft	Windows 11 version 22H2	10.0.22621.0 to <10.0.22621.819
Microsoft	Windows Server 2016	10.0.14393.0 to <10.0.14393.5501
Microsoft	Windows Server 2016 (Server Core installation)	10.0.14393.0 to <10.0.14393.5501
Microsoft	Windows Server 2019	10.0.17763.0 to <10.0.17763.3650
Microsoft	Windows Server 2019 (Server Core installation)	10.0.17763.0 to <10.0.17763.3650
Microsoft	Windows Server 2022	10.0.20348.0 to <10.0.20348.1249

References

1 Links

Vendor advisories

Windows Mark of the Web Security Feature Bypass Vulnerability

Record Details

Published

2022-11-09

Last updated

2026-08-10

Assigner (CNA)

microsoft

Credited to

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CVE record data © The MITRE Corporation, used under the CVE Terms of Use. Exploited-in-the-wild data from the CISA Known Exploited Vulnerabilities catalog (CC0). Exploit prediction scores by FIRST EPSS (first.org/epss). This site is not endorsed or certified by MITRE, NVD, CISA, or FIRST.