CVE-2026-32202
MEDIUM 4.3 KNOWN EXPLOITED PoC CATALOGUED ALL-YEARSProtection mechanism failure in Windows Shell allows an unauthorized attacker to perform spoofing over a network.
Confirmed exploited in the wild — in CISA KEV since 2026-04-28. Patch or mitigate now.
Exploitation likelihood
70.9%chance of exploitation in 30 days · 99th percentile
Impact if exploited
4.3CVSS 3.1 · MEDIUM · CNA
- ConfidentialityLow
- IntegrityNone
- AvailabilityNone
What an attacker needs
- ✓Access: Reachable over the network — no local access needed
- ✓Privileges: No account or privileges required
- ⚠User interaction: A user must take an action (click / open a file)
- ✓Complexity: No special conditions — reliably repeatable
✓ lowers the bar for an attacker · ⚠ raises it
Proof of concept
Public PoC or exploit resources are catalogued below.
- VulnCheck KEV · XDB fbf2455bbf84 · Linked repository
- VulnCheck KEV · XDB 0bc945146b11 · Linked repository
- ExploitDB #52601
Listed by the named source; Vulnpedia has not tested these resources.
PoC data: JSON
Resource commands
searchsploit --cve CVE-2026-32202 && searchsploit -m 52601Fetch the ExploitDB PoC locally; review the code before running it.curl -s https://vulnpedia.com/cve/CVE-2026-32202/poc.jsonMachine-readable PoC index for this CVE (for automation).Search for new PoCs
Search GitHub now — results may be empty or unverified.
Tracked sources are checked weekly for the full archive, including PoCs published after the original disclosure. A later release appears after a tracked source lists it and a refresh succeeds.
Data snapshot:
Affected
Vendors Microsoft
Products Windows 10 Version 1607 Windows 10 Version 1809 Windows 10 Version 21h2 Windows 10 Version 22h2 Windows 11 Version 23h2 Windows 11 Version 24h2 Windows 11 Version 25h2 Windows 11 Version 26h1 Windows Server 2012 Windows Server 2012 (Server Core Installation) Windows Server 2012 R2 Windows Server 2012 R2 (Server Core Installation) Windows Server 2016 Windows Server 2016 (Server Core Installation) Windows Server 2019 Windows Server 2019 (Server Core Installation) Windows Server 2022 Windows Server 2025 Windows Server 2025 (Server Core Installation) Windows 10 1607 Windows 10 1809 Windows 10 21h2 Windows 10 22h2 Windows 11 23h2 Windows 11 24h2 Windows 11 25h2 Windows 11 26h1 Windows Server 2022 23h2
Weakness (CWE)
- CWE-693: : Protection Mechanism Failure
CVSS vector
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
References and research data (JSON)
Unverified PoC candidates
Catalogue matches for further research. These repositories have not been validated as working exploits.
3 candidates
- https://github.com/solarlynxsqueeze/CVE-2026-32202PoC-in-GitHub · CVE-2026-32202
PoC-in-GitHub · CVE-2026-32202 · Updated 2026-04-30T10:45:16Z - https://github.com/virus-or-not/CVE-2026-32202
Windows Shell Spoofing Vulnerability
PoC-in-GitHub · CVE-2026-32202
PoC-in-GitHub · CVE-2026-32202 · Updated 2026-09-03T19:31:16Z - https://github.com/f0xox/CVE-2026-32202PoC-in-GitHub · CVE-2026-32202
PoC-in-GitHub · CVE-2026-32202 · Updated 2026-06-25T02:30:32Z
Additional exploitation reports
Source-specific reports, separate from CISA KEV. Repeated observations from one source are not independent confirmations.
- ENISA EU KEV · 2026-04-28EUVD · EUVD-2026-22589
- VulnCheck KEV · 2026-04-14T00:00:00Z
Source guidance: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Source ransomware assessment: Unknown
VulnCheck KEV · CVE-2026-32202 · Updated 2026-04-14T00:00:00Z - VulnCheck KEV · 2026-04-14T00:00:00ZVulnCheck KEV · CVE-2026-32202
- VulnCheck KEV · 2026-04-27T00:00:00ZVulnCheck KEV · CVE-2026-32202
- VulnCheck KEV · 2026-04-28T00:00:00ZVulnCheck KEV · CVE-2026-32202
- VulnCheck KEV · 2026-05-27T00:00:00ZVulnCheck KEV · CVE-2026-32202
Known Affected Software Configurations
| Vendor | Product | Version range |
|---|---|---|
| Microsoft | Windows 10 1607 | < 10.0.14393.9060 |
| Microsoft | Windows 10 1607 | < 10.0.14393.9060 |
| Microsoft | Windows 10 1809 | < 10.0.17763.8644 |
| Microsoft | Windows 10 1809 | < 10.0.17763.8644 |
| Microsoft | Windows 10 21h2 | < 10.0.19044.7184 |
| Microsoft | Windows 10 21h2 | < 10.0.19044.7184 |
| Microsoft | Windows 10 21h2 | < 10.0.19044.7184 |
| Microsoft | Windows 10 22h2 | < 10.0.19045.7184 |
| Microsoft | Windows 10 22h2 | < 10.0.19045.7184 |
| Microsoft | Windows 10 22h2 | < 10.0.19045.7184 |
| Microsoft | Windows 11 23h2 | < 10.0.22631.6936 |
| Microsoft | Windows 11 23h2 | < 10.0.22631.6936 |
| Microsoft | Windows 11 24h2 | < 10.0.26100.8246 |
| Microsoft | Windows 11 24h2 | < 10.0.26100.8246 |
| Microsoft | Windows 11 25h2 | < 10.0.26200.8246 |
| Microsoft | Windows 11 25h2 | < 10.0.26200.8246 |
| Microsoft | Windows 11 26h1 | < 10.0.28000.1836 |
| Microsoft | Windows 11 26h1 | < 10.0.28000.1836 |
| Microsoft | Windows Server 2012 | * |
| Microsoft | Windows Server 2012 | r2 |
| Microsoft | Windows Server 2016 | < 10.0.14393.9060 |
| Microsoft | Windows Server 2019 | < 10.0.17763.8644 |
| Microsoft | Windows Server 2022 | < 10.0.20348.5020 |
| Microsoft | Windows Server 2022 23h2 | < 10.0.25398.2274 |
| Microsoft | Windows Server 2025 | < 10.0.26100.32690 |
All CVSS metrics
- MEDIUM 4.3 v3.1 · CNA Primary
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 - MEDIUM 4.3 v3.1 · NVD Secondary
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
References
Patches & mitigations
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32202 CVE record · microsoft · Updated 2026-10-15T15:52:51.458Z
NVD · CVE-2026-32202 · Updated 2026-08-14T17:17:51.127
VulnCheck KEV · CVE-2026-32202 · Updated 2026-04-14T00:00:00Z - https://www.vicarius.io/vsociety/posts/cve-2026-32202-mitigation-script-spoofing-vulnerability-in-windows-shell CVE record · CVE · Updated 2026-05-26T17:53:29.377Z
NVD · CVE-2026-32202 · Updated 2026-08-14T17:17:51.127
Advisories
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-32202 CVE record · CISA-ADP · Updated 2026-04-29T03:55:31.800Z
NVD · CVE-2026-32202 · Updated 2026-08-14T17:17:51.127 - https://www.vicarius.io/vsociety/posts/cve-2026-32202-detection-script-spoofing-vulnerability-in-windows-shell CVE record · CVE · Updated 2026-05-26T17:53:29.377Z
NVD · CVE-2026-32202 · Updated 2026-08-14T17:17:51.127 - https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-22589 EUVD · EUVD-2026-22589
- https://vulncheck.com/kev VulnCheck KEV · CVE-2026-32202 · Updated 2026-04-14T00:00:00Z
Technical & other
- https://api.msrc.microsoft.com/cvrf/v3.0/cvrf/2026-Apr VulnCheck KEV · CVE-2026-32202 · Updated 2026-04-14T00:00:00Z
- https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json VulnCheck KEV · CVE-2026-32202 · Updated 2026-04-14T00:00:00Z
- https://www.proofpoint.com/us/blog/threat-insight/more-cves-same-playbook-2026-vulnerability-exploitation-wild VulnCheck KEV · CVE-2026-32202 · Updated 2026-04-14T00:00:00Z
- https://vulncheck.com/xdb/fbf2455bbf84 VulnCheck KEV · fbf2455bbf84 · Updated 2026-04-14T00:00:00Z
- https://github.com/virus-or-not/CVE-2026-32202 VulnCheck KEV · fbf2455bbf84 · Updated 2026-04-14T00:00:00Z
- https://vulncheck.com/xdb/0bc945146b11 VulnCheck KEV · 0bc945146b11 · Updated 2026-04-14T00:00:00Z
- https://github.com/alexlanum/CVE-2026-32202 VulnCheck KEV · 0bc945146b11 · Updated 2026-04-14T00:00:00Z
Sources: NVD · CVE.org · All sources and attribution · EPSS