CVE-2026-32202

Windows Shell Spoofing Vulnerability

CVSS 3.1 Medium 4.3Known exploited (CISA KEV)

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

Description

Protection mechanism failure in Windows Shell allows an unauthorized attacker to perform spoofing over a network.

Key data

CVSS 3.1 Medium 4.3

Score published by microsoft in the CVE record.

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

Attack vector: Network
The vulnerable component can be reached over a network, possibly from the Internet.
Attack complexity: Low
No special conditions are needed. The attack can be repeated at will.
Privileges required: None
No account or privileges are needed.
User interaction: Required
A user has to do something first, such as opening a file or following a link.
Scope: Unchanged
The impact stays within the vulnerable component.
Confidentiality impact: Low
Limited effect on the secrecy of data.
Integrity impact: None
No effect on the trustworthiness of data.
Availability impact: None
No effect on availability.

Metric	Value	What it means
Attack vector	Network	The vulnerable component can be reached over a network, possibly from the Internet.
Attack complexity	Low	No special conditions are needed. The attack can be repeated at will.
Privileges required	None	No account or privileges are needed.
User interaction	Required	A user has to do something first, such as opening a file or following a link.
Scope	Unchanged	The impact stays within the vulnerable component.
Confidentiality impact	Low	Limited effect on the secrecy of data.
Integrity impact	None	No effect on the trustworthiness of data.
Availability impact	None	No effect on availability.

CVSS is owned and managed by FIRST.Org, Inc. (FIRST) and is used by permission. Each CVSS score on this site is shown together with its vector string, as published in the CVE record by the source named next to it. Learn more at first.org/cvss.

EPSS

Exploit Prediction Scoring System by FIRST: an estimate of the probability that exploitation activity will be observed in the next 30 days.

Score: 0.70902 (70.9% probability)
Percentile: 99.4%
Scores of: Nov 10, 2026
Model: v2026.06.15

CISA Known Exploited Vulnerabilities

This CVE is listed in the CISA KEV catalog.

Name in the catalog: Microsoft Windows Protection Mechanism Failure Vulnerability
Added to the catalog: Apr 28, 2026
Federal due date: May 12, 2026

CISA assessment as of Apr 27, 2026

Stakeholder-Specific Vulnerability Categorization (SSVC) decision points added by CISA.

Exploitation: Recorded by CISA as active
Automatable: no
Technical impact: partial

Weakness (CWE)

CWE catalog version 5.0.

CWE-693Protection Mechanism Failure

Affected products

Products listed in the CVE record, as the CNA published them.

Microsoft Windows 10 Version 1607
- affected: 10.0.14393.0 up to before 10.0.14393.9339
Microsoft Windows 10 Version 1809
- affected: 10.0.17763.0 up to before 10.0.17763.9020
Microsoft Windows 10 Version 21H2
- affected: 10.0.19044.0 up to before 10.0.19044.7548
Microsoft Windows 10 Version 22H2
- affected: 10.0.19045.0 up to before 10.0.19045.7548
Microsoft Windows 11 version 23H2
- affected: 10.0.22631.0 up to before 10.0.22631.7376
Microsoft Windows 11 Version 23H2
- affected: 10.0.22631.0 up to before 10.0.22631.7376
Microsoft Windows 11 Version 24H2
- affected: 10.0.26100.0 up to before 10.0.26100.8875
Microsoft Windows 11 Version 25H2
- affected: 10.0.26200.0 up to before 10.0.26200.8875
Microsoft Windows 11 version 26H1
- affected: 10.0.28000.0 up to before 10.0.28000.2525
Microsoft Windows Server 2012
- affected: 6.2.9200.0 up to before 6.2.9200.26226
Microsoft Windows Server 2012 (Server Core installation)
- affected: 6.2.9200.0 up to before 6.2.9200.26226
Microsoft Windows Server 2012 R2
- affected: 6.3.9600.0 up to before 6.3.9600.23291
Microsoft Windows Server 2012 R2 (Server Core installation)
- affected: 6.3.9600.0 up to before 6.3.9600.23291
Microsoft Windows Server 2016
- affected: 10.0.14393.0 up to before 10.0.14393.9339
Microsoft Windows Server 2016 (Server Core installation)
- affected: 10.0.14393.0 up to before 10.0.14393.9339
Microsoft Windows Server 2019
- affected: 10.0.17763.0 up to before 10.0.17763.9020
Microsoft Windows Server 2019 (Server Core installation)
- affected: 10.0.17763.0 up to before 10.0.17763.9020
Microsoft Windows Server 2022
- affected: 10.0.20348.0 up to before 10.0.20348.5386
Microsoft Windows Server 2025
- affected: 10.0.26100.0 up to before 10.0.26100.33158
Microsoft Windows Server 2025 (Server Core installation)
- affected: 10.0.26100.0 up to before 10.0.26100.33158

References

Links listed in the CVE record. They lead to other sites, which CubePath does not control.

Windows Shell Spoofing Vulnerability (msrc.microsoft.com)vendor-advisorypatch
vicarius.io/vsociety/posts/cve-2026-32202-detection-script-…
vicarius.io/vsociety/posts/cve-2026-32202-mitigation-script…

Timeline

ID reservedMar 11, 2026
Record publishedApr 14, 2026
Added to CISA KEVApr 28, 2026
Record last updatedOct 15, 2026

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Data from the CVE Program (MITRE), CISA KEV and FIRST EPSS. CVSS is owned by FIRST and used by permission. Not affiliated with or endorsed by MITRE, CISA or FIRST. Data as of Nov 10, 2026, 19:10 UTC. Sources and licenses