CVE-2025-54917 - OpenCVE

Protection mechanism failure in Windows MapUrlToZone allows an unauthorized attacker to bypass a security feature over a network.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact partial

Vendors	Products
Microsoft	Windows Windows 10 Windows 11 Windows Server Windows Server 2008

No data.

No data.

References

Link	Providers
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-54917

History

Mon, 15 Sep 2025 10:45:00 +0000

Type	Values Removed	Values Added
First Time appeared		Microsoft Microsoft windows Microsoft windows 10 Microsoft windows 11 Microsoft windows Server Microsoft windows Server 2008
Vendors & Products		Microsoft Microsoft windows Microsoft windows 10 Microsoft windows 11 Microsoft windows Server Microsoft windows Server 2008

Tue, 09 Sep 2025 18:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Tue, 09 Sep 2025 17:15:00 +0000

Type	Values Removed	Values Added
Description		Protection mechanism failure in Windows MapUrlToZone allows an unauthorized attacker to bypass a security feature over a network.
Title		MapUrlToZone Security Feature Bypass Vulnerability
Weaknesses		CWE-693
References		https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-54917
Metrics		cvssV3_1 `{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C'}`

MITRE

Status: PUBLISHED

Assigner: microsoft

Published: 2025-09-09T17:01:30.944Z

Updated: 2025-09-18T21:42:44.823Z

Reserved: 2025-07-31T18:54:19.613Z

Link: CVE-2025-54917

Vulnrichment

Updated: 2025-09-09T17:23:43.623Z

NVD

Status : Awaiting Analysis

Published: 2025-09-09T17:16:04.277

Modified: 2025-09-11T17:14:25.240

Link: CVE-2025-54917

Redhat

No data.

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"datePublic": "2025-09-09T07:00:00.000Z", "references": [{"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-54917", "name": "MapUrlToZone Security Feature Bypass Vulnerability", "tags": ["vendor-advisory"]}], "descriptions": [{"lang": "en-US", "value": "Protection mechanism failure in Windows MapUrlToZone allows an unauthorized attacker to bypass a security feature over a network."}], "problemTypes": [{"descriptions": [{"lang": "en-US", "type": "CWE", "cweId": "CWE-693", "description": "CWE-693: Protection Mechanism Failure"}]}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*", "vulnerable": true, "versionEndExcluding": "10.0.17763.7792", "versionStartIncluding": "10.0.17763.0"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "10.0.17763.7792", "versionStartIncluding": "10.0.17763.0"}, {"criteria": 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