CVE-2025-21329 Details
Description
MapUrlToZone Security Feature Bypass Vulnerability
A security feature bypass vulnerability has been identified in Microsoft Windows. This vulnerability allows an attacker to bypass the MapURLToZone method, which could lead to improper handling of security zones. The issue affects all supported versions of Windows, including various server editions. Exploitation requires user interaction, such as opening a specially crafted file.
Users can apply the security updates provided by Microsoft to address this vulnerability. These updates are available through the Microsoft Update Catalog and can be installed via the Windows Server Update Services (WSUS).
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Jan 15, 2025References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21329 | [email protected] | PatchVendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| NVD-CWE-noinfo | Insufficient Information to Classify Weakness | [email protected] |
| CWE-41 | Improper Resolution of Path Equivalence | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| microsoft windows 10 1507 | < 10.0.10240.20890 |
CPE
Remediation
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| microsoft windows 10 1607 | < 10.0.14393.7699 |
CPE
Remediation
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| microsoft windows 10 1809 | < 10.0.17763.6775 |
CPE
Remediation
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| microsoft windows 10 21h2 | < 10.0.19044.5371 |
CPE
Remediation
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| microsoft windows 10 22h2 | < 10.0.19045.5371 |
CPE
Remediation
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| microsoft windows 11 22h2 | < 10.0.22621.4751 |
CPE
Remediation
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| microsoft windows 11 23h2 | < 10.0.22631.4751 |
CPE
Remediation
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| microsoft windows 11 24h2 | < 10.0.26100.2894 |
CPE
Remediation
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| microsoft windows server 2008 | r2 sp1 |
CPE
Remediation
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| microsoft windows server 2012 | r2 |
CPE
Remediation
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| microsoft windows server 2016 | < 10.0.14393.7699 |
CPE
Remediation
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| microsoft windows server 2019 | < 10.0.17763.6775 |
CPE
Remediation
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| microsoft windows server 2022 | < 10.0.20348.3091 |
CPE
Remediation
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| microsoft windows server 2022 23h2 | < 10.0.25398.1369 |
CPE
Remediation
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| microsoft windows server 2025 | < 10.0.26100.2894 |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Jan 22, 2025 | Initial Analysis | [email protected] |
| Jan 14, 2025 | New CVE Received | [email protected] |