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CVE-2026-32202

Windows Shell Spoofing Vulnerability

  • Medium 4.3
  • Exploited: added to CISA KEV 28 Apr 2026

Description

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

Key facts

Published
14 Apr 2026
Last changed
15 Oct 2026
Assigned by
microsoft
KEV added
28 Apr 2026
KEV fix due
12 May 2026
EPSS
71.324% likely to be exploited in the next 30 days, higher than 99.421% of CVEs (scores for 15 Nov 2026)
SSVC (CISA)
Exploitation: active; Automatable: no; Technical impact: partial

Severity scores

Each score is shown as its source gave it. They are not averaged or merged.

  • 4.3CVSS 3.1, Mediumfrom the CNA (microsoft)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

What to do

  • Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.CISA KEV required action

Historical context and remediation

This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.

No separately sourced impact summary is available on this page yet. Consult the description, version data and dated exploitation evidence.

Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.

Read the original CVE record.

Affected products

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

Timeline

  1. 14 Apr 2026 Published
  2. 28 Apr 2026 CVE-2026-32202 added to CISA KEV
  3. 28 Apr 2026 Added to the CISA KEV catalogue

Weakness

References