CVE-2025-54107: MapUrlToZone Security Feature Bypass Vulnerability

Published Sep 9, 2025
·
Updated

Improper resolution of path equivalence in Windows MapUrlToZone allows an unauthorized attacker to bypass a security feature over a network.

Other sources

MapUrlToZone Security Feature Bypass Vulnerability

Microsoft

Affected Software

58 affected componentsFixes available
Microsoft Windows Server 2012 R2
Microsoft Windows Server 2012
Microsoft Windows Server 2012
Microsoft Windows Server 2008 R2
Microsoft Windows Server 2008 R2
Microsoft Windows Server 2012 R2
Microsoft Windows Server 2016
Microsoft Windows 10=1607
Microsoft Windows 11=24H2
Microsoft Windows 11=24H2
Microsoft Windows 10
Microsoft Windows 10=1607
Microsoft Windows Server 2025
Microsoft Windows Server 2016
Microsoft Windows 10
Microsoft Windows 11=23H2
Microsoft Windows 11=23H2
Microsoft Windows 10=22H2
Microsoft Windows Server 2022, 23H2 Edition
Microsoft Windows 10=22H2
Microsoft Windows Server 2025
Microsoft Windows 10=22H2
Microsoft Windows 10=21H2
Microsoft Windows 10=21H2
Microsoft Windows Server 2022
Microsoft Windows Server 2019
Microsoft Windows 10=21H2
Microsoft Windows 10=1809
Microsoft Windows 10=1809
Microsoft Windows Server 2022
Microsoft Windows 11=22H2
Microsoft Windows 11=22H2
Microsoft Windows Server 2019
Microsoft Windows 10 1507<10.0.10240.21128
Microsoft Windows 10 1507<10.0.10240.21128
Microsoft Windows 10 1607<10.0.14393.8422
Microsoft Windows 10 1607<10.0.14393.8422
Microsoft Windows 10 1809<10.0.17763.7792
Microsoft Windows 10 1809<10.0.17763.7792
Microsoft Windows 10 21h2<10.0.19044.6332
Microsoft Windows 10 22h2<10.0.19045.6332
Microsoft Windows 11 22h2<10.0.22621.5909
Microsoft Windows 11 23h2<10.0.22631.5909
Microsoft Windows 11 24h2<10.0.26100.6508
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2008=r2-sp1
Microsoft Windows Server 2012
Microsoft Windows Server 2012=r2
Microsoft Windows Server 2016<10.0.14393.8422
Microsoft Windows Server 2019<10.0.17763.7792
Microsoft Windows Server 2022<10.0.20348.4106
Microsoft Windows Server 2022 23h2<10.0.25398.1849
Microsoft Windows Server 2025<10.0.26100.6508

Event History

Sep 9, 2025
CVE Published
via Microsoft·07:00 AM
Data Sourced
via Microsoft·07:00 AM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·07:00 AM
Affected Software
Updated
via Microsoft·07:00 AM
Description
Updated
via Microsoft·07:00 AM
Affected Software
CVE Published
via MITRE·05:01 PM
Data Sourced
via MITRE·05:01 PM
DescriptionSeverity
Data Sourced
via NVD·05:15 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2025-54107?

CVE-2025-54107 is a security feature bypass vulnerability that can allow unauthorized access over a network.

2

How do I fix CVE-2025-54107?

To fix CVE-2025-54107, apply the latest security patches and updates provided by Microsoft for the affected products.

3

Which systems are affected by CVE-2025-54107?

CVE-2025-54107 affects various versions of Microsoft Windows, including Windows Server 2012, 2008, and their respective Core installations.

4

What can an attacker do with CVE-2025-54107?

An attacker can exploit CVE-2025-54107 to bypass security mechanisms and potentially gain unauthorized access to sensitive resources.

5

Is there a workaround available for CVE-2025-54107?

No specific workarounds are recommended for CVE-2025-54107; immediate patching is the best course of action.

Contact

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