Description
Protection mechanism failure in Windows Shell allows an unauthorized attacker to perform spoofing over a network.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Microsoft | Windows 10 Version 1607 | 10.0.14393.0 – < 10.0.14393.9339 | 10.0.14393.9339 |
| Microsoft | Windows 10 Version 1809 | 10.0.17763.0 – < 10.0.17763.9020 | 10.0.17763.9020 |
| Microsoft | Windows 10 Version 21H2 | 10.0.19044.0 – < 10.0.19044.7548 | 10.0.19044.7548 |
| Microsoft | Windows 10 Version 22H2 | 10.0.19045.0 – < 10.0.19045.7548 | 10.0.19045.7548 |
| Microsoft | Windows 11 version 23H2 | 10.0.22631.0 – < 10.0.22631.7376 | 10.0.22631.7376 |
| Microsoft | Windows 11 Version 24H2 | 10.0.26100.0 – < 10.0.26100.8875 | 10.0.26100.8875 |
| Microsoft | Windows 11 Version 25H2 | 10.0.26200.0 – < 10.0.26200.8875 | 10.0.26200.8875 |
| Microsoft | Windows 11 version 26H1 | 10.0.28000.0 – < 10.0.28000.2525 | 10.0.28000.2525 |
| Microsoft | Windows Server 2012 | 6.2.9200.0 – < 6.2.9200.26226 | 6.2.9200.26226 |
| Microsoft | Windows Server 2012 (Server Core installation) | 6.2.9200.0 – < 6.2.9200.26226 | 6.2.9200.26226 |
| Microsoft | Windows Server 2012 R2 | 6.3.9600.0 – < 6.3.9600.23291 | 6.3.9600.23291 |
| Microsoft | Windows Server 2012 R2 (Server Core installation) | 6.3.9600.0 – < 6.3.9600.23291 | 6.3.9600.23291 |
| Microsoft | Windows Server 2016 | 10.0.14393.0 – < 10.0.14393.9339 | 10.0.14393.9339 |
| Microsoft | Windows Server 2016 (Server Core installation) | 10.0.14393.0 – < 10.0.14393.9339 | 10.0.14393.9339 |
| Microsoft | Windows Server 2019 | 10.0.17763.0 – < 10.0.17763.9020 | 10.0.17763.9020 |
| Microsoft | Windows Server 2019 (Server Core installation) | 10.0.17763.0 – < 10.0.17763.9020 | 10.0.17763.9020 |
| Microsoft | Windows Server 2022 | 10.0.20348.0 – < 10.0.20348.5386 | 10.0.20348.5386 |
| Microsoft | Windows Server 2025 | 10.0.26100.0 – < 10.0.26100.33158 | 10.0.26100.33158 |
| Microsoft | Windows Server 2025 (Server Core installation) | 10.0.26100.0 – < 10.0.26100.33158 | 10.0.26100.33158 |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | dotnet10-runtime | 10.0.6-r0 | — |
| Alpine v3.24 | dotnet8-runtime | 8.0.26-r0 | — |
| Alpine v3.24 | dotnet9-runtime | 9.0.15-r0 | — |
| Alpine v3.23 | dotnet10-runtime | 10.0.6-r0 | — |
| Alpine v3.23 | dotnet8-runtime | 8.0.26-r0 | — |
| Alpine v3.23 | dotnet9-runtime | 9.0.15-r0 | — |
| Alpine v3.22 | dotnet8-runtime | 8.0.26-r0 | — |
| Alpine v3.22 | dotnet9-runtime | 9.0.15-r0 | — |
| Alpine v3.21 | dotnet8-runtime | 8.0.26-r0 | — |
| Alpine v3.21 | dotnet9-runtime | 9.0.15-r0 | — |
| Alpine v3.20 | dotnet8-runtime | 8.0.26-r0 | — |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Exploit-DB 1
- Microsoft - NTLMv2 Hash Capture EDB-52601 · remote · May 29, 2026
GitHub 3 repositories
-
virus-or-not/CVE-2026-32202 ★ 8 · Apr 30, 2026
Windows Shell Spoofing Vulnerability
-
foxfxfxx/CVE-2026-32202 ★ 0 · Jun 21, 2026
-
solarlynxsqueeze/CVE-2026-32202 ★ 0 · Apr 30, 2026
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 4
- WID-SEC-2026-1104 Microsoft Windows: Mehrere Schwachstellen BSI CERT-Bund (WID) · Aug 27, 2026
- MSRC-CVE-2026-32202 Windows Shell Spoofing Vulnerability Microsoft Security Response Center · Aug 21, 2026
- WID-SEC-2026-1730 Xerox FreeFlow Print Server: Mehrere Schwachstellen ermöglichen nicht spezifizierten Angriff BSI CERT-Bund (WID) · Jul 16, 2026
- NCSC-2026-0119 Kwetsbaarheden verholpen in Microsoft Windows NCSC-NL (Netherlands) · Apr 15, 2026
References
- Windows Shell Spoofing Vulnerability vendor-advisory patch