CVEs / CVE-2025-50154
CVE-2025-50154: Microsoft Windows 10 Version 1507 vulnerability
- medium 6.5 CVSS 3.1 (from the CNA)
- EPSS 31.7% chance of exploitation in the next 30 days, higher than 98% of CVEs (2 Nov 2026)
- Last changed at its sources
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Description
Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an unauthorized attacker to perform spoofing over a network.
Affected and fixed versions
| Product | Affected | Fixed in |
|---|---|---|
| Microsoft Windows 10 Version 1507 | from 10.0.10240.0, before 10.0.10240.21100 | 10.0.10240.21100 |
| Microsoft Windows 10 Version 1607 | from 10.0.14393.0, before 10.0.14393.8330 | 10.0.14393.8330 |
| Microsoft Windows 10 Version 1809 | from 10.0.17763.0, before 10.0.17763.7678 | 10.0.17763.7678 |
| Microsoft Windows 10 Version 21H2 | from 10.0.19044.0, before 10.0.19044.6216 | 10.0.19044.6216 |
| Microsoft Windows 10 Version 22H2 | from 10.0.19045.0, before 10.0.19045.6216 | 10.0.19045.6216 |
| Microsoft Windows 11 version 22H2 | from 10.0.22621.0, before 10.0.22621.5768 | 10.0.22621.5768 |
| Microsoft Windows 11 version 22H3 | from 10.0.22631.0, before 10.0.22631.5768 | 10.0.22631.5768 |
| Microsoft Windows 11 Version 23H2 | from 10.0.22631.0, before 10.0.22631.5768 | 10.0.22631.5768 |
| Microsoft Windows 11 Version 24H2 | from 10.0.26100.0, before 10.0.26100.4946 | 10.0.26100.4946 |
| Microsoft Windows Server 2008 R2 Service Pack 1 | from 6.1.7601.0, before 6.1.7601.27872 | 6.1.7601.27872 |
| Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation) | from 6.1.7601.0, before 6.1.7601.27872 | 6.1.7601.27872 |
| Microsoft Windows Server 2008 Service Pack 2 | from 6.0.6003.0, before 6.0.6003.23471 | 6.0.6003.23471 |
| Microsoft Windows Server 2008 Service Pack 2 (Server Core installation) | from 6.0.6003.0, before 6.0.6003.23471 | 6.0.6003.23471 |
| Microsoft Windows Server 2012 | from 6.2.9200.0, before 6.2.9200.25622 | 6.2.9200.25622 |
| Microsoft Windows Server 2012 (Server Core installation) | from 6.2.9200.0, before 6.2.9200.25622 | 6.2.9200.25622 |
| Microsoft Windows Server 2012 R2 | from 6.3.9600.0, before 6.3.9600.22725 | 6.3.9600.22725 |
| Microsoft Windows Server 2012 R2 (Server Core installation) | from 6.3.9600.0, before 6.3.9600.22725 | 6.3.9600.22725 |
| Microsoft Windows Server 2016 | from 10.0.14393.0, before 10.0.14393.8330 | 10.0.14393.8330 |
| Microsoft Windows Server 2016 (Server Core installation) | from 10.0.14393.0, before 10.0.14393.8330 | 10.0.14393.8330 |
| Microsoft Windows Server 2019 | from 10.0.17763.0, before 10.0.17763.7678 | 10.0.17763.7678 |
| Microsoft Windows Server 2019 (Server Core installation) | from 10.0.17763.0, before 10.0.17763.7678 | 10.0.17763.7678 |
| Microsoft Windows Server 2022 | from 10.0.20348.0, before 10.0.20348.4052 | 10.0.20348.4052 |
| Microsoft Windows Server 2022, 23H2 Edition (Server Core installation) | from 10.0.25398.0, before 10.0.25398.1791 | 10.0.25398.1791 |
| Microsoft Windows Server 2025 | from 10.0.26100.0, before 10.0.26100.4946 | 10.0.26100.4946 |
| Microsoft Windows Server 2025 (Server Core installation) | from 10.0.26100.0, before 10.0.26100.4946 | 10.0.26100.4946 |
Exploitation
Not in the CISA Known Exploited Vulnerabilities catalog as of 30 Oct 2026.
Severity
| CVSS 3.1 | 6.5 mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:NScored by the CNA ([email protected]) |
|---|---|
| Weakness | CWE-200 |
References
- CVE-2025-50154 on NVD
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-50154 Vendor Advisory
- https://cymulate.com/blog/zero-click-one-ntlm-microsoft-security-patch-bypass-cve-2025-50154/
- https://github.com/rubenformation/CVE-2025-50154/
- https://www.vicarius.io/vsociety/posts/cve-2025-50154-detection-script-zero-click-windows-file-explorer-spoofing-vulnerability Exploit, Third Party Advisory
- https://www.vicarius.io/vsociety/posts/cve-2025-50154-mitigation-script-zero-click-windows-file-explorer-spoofing-vulnerability Exploit, Mitigation, Third Party Advisory
Sources
Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.
This product uses data from the NVD API but is not endorsed or certified by the NVD.