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CVE-2025-24071: Microsoft Windows File Explorer Spoofing Vulnerability

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 23.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-03-11 · updated 2026-06-17
• Weakness: CWE-200

Description

Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an unauthorized attacker to perform spoofing over a network.

Affected products

• Microsoft Windows 10 Version 1507: before 10.0.10240.20947 — fixed in 10.0.10240.20947
• Microsoft Windows 10 1607: before 10.0.14393.7876 — fixed in 10.0.14393.7876
• Microsoft Windows 10: before 10.0.17763.7009 — fixed in 10.0.17763.7009
• Microsoft Windows 11: before 10.0.22631.5039 — fixed in 10.0.22631.5039
• Microsoft Windows 11: before 10.0.26100.3476 — fixed in 10.0.26100.3476
• Microsoft Windows Server 2012: r2
• Microsoft Windows Server 2016: before 10.0.14393.7876 — fixed in 10.0.14393.7876
• Microsoft Windows Server 2019: before 10.0.17763.7009 — fixed in 10.0.17763.7009
• Microsoft Windows Server 2022: before 10.0.20348.3328 — fixed in 10.0.20348.3328
• Microsoft Windows Server 2022, 23H2 Edition (Server Core installation): before 10.0.25398.1486 — fixed in 10.0.25398.1486
• Microsoft Windows Server 2025: before 10.0.26100.3476 — fixed in 10.0.26100.3476
• Microsoft Windows 10 Version 1507: from 10.0.10240.0 before 10.0.10240.20947 — fixed in 10.0.10240.20947
• Microsoft Windows 10 1607: from 10.0.14393.0 before 10.0.14393.7876 — fixed in 10.0.14393.7876
• Microsoft Windows 10: from 10.0.17763.0 before 10.0.17763.7009 — fixed in 10.0.17763.7009
• Microsoft Windows 10: from 10.0.19044.0 before 10.0.19044.5608 — fixed in 10.0.19044.5608
• Microsoft Windows 10: from 10.0.19045.0 before 10.0.19045.5608 — fixed in 10.0.19045.5608
• Microsoft Windows 11: from 10.0.22621.0 before 10.0.22621.5039 — fixed in 10.0.22621.5039
• Microsoft Windows 11 version 22H3: from 10.0.22631.0 before 10.0.22631.5039 — fixed in 10.0.22631.5039
• Microsoft Windows 11: from 10.0.22631.0 before 10.0.22631.5039 — fixed in 10.0.22631.5039
• Microsoft Windows 11: from 10.0.26100.0 before 10.0.26100.3476 — fixed in 10.0.26100.3476
• Microsoft Windows Server 2012 R2: from 6.3.9600.0 before 6.3.9600.22470 — fixed in 6.3.9600.22470
• Microsoft Windows Server 2016: from 10.0.14393.0 before 10.0.14393.7876 — fixed in 10.0.14393.7876
• Microsoft Windows Server 2019: from 10.0.17763.0 before 10.0.17763.7009 — fixed in 10.0.17763.7009
• Microsoft Windows Server 2022: from 10.0.20348.0 before 10.0.20348.3328 — fixed in 10.0.20348.3328
• Microsoft Windows Server 2022, 23H2 Edition (Server Core installation): from 10.0.25398.0 before 10.0.25398.1486 — fixed in 10.0.25398.1486
• Microsoft Windows Server 2025: from 10.0.26100.0 before 10.0.26100.3476 — fixed in 10.0.26100.3476

How to fix

Upgrade to a fixed version: Microsoft Windows 10 Version 1507 10.0.10240.20947; Microsoft Windows 10 1607 10.0.14393.7876; Microsoft Windows 10 10.0.17763.7009; Microsoft Windows 11 10.0.22631.5039; Microsoft Windows 11 10.0.26100.3476; Microsoft Windows Server 2016 10.0.14393.7876; Microsoft Windows Server 2019 10.0.17763.7009; Microsoft Windows Server 2022 10.0.20348.3328; Microsoft Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.1486; Microsoft Windows Server 2025 10.0.26100.3476; Microsoft Windows 10 Version 1507 10.0.10240.20947; Microsoft Windows 10 1607 10.0.14393.7876. Check the vendor advisory for mitigations.

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-24071
• https://www.vicarius.io/vsociety/posts/cve-2025-24071-spoofing-vulnerability-in-microsoft-windows-file-explorer-detection-scrip
• https://www.vicarius.io/vsociety/posts/cve-2025-24071-spoofing-vulnerability-in-microsoft-windows-file-explorer-mitigation-script

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