CVE-2025-48809 - Vulnerability Details - OpenCVE

Processor optimization removal or modification of security-critical code in Windows Kernel allows an authorized attacker to disclose information locally.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

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 11 24h2 Windows Server 2025

Configuration 1 [-]

OR	cpe:2.3:o:microsoft:windows_11_24h2:::::::arm64:*
	cpe:2.3:o:microsoft:windows_server_2025::::::::

No data.

References

Link	Providers
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-48809

History

Tue, 15 Jul 2025 14:45:00 +0000

Type	Values Removed	Values Added
First Time appeared		Microsoft Microsoft windows 11 24h2 Microsoft windows Server 2025
CPEs		cpe:2.3:o:microsoft:windows_11_24h2:::::::arm64:* cpe:2.3:o:microsoft:windows_server_2025::::::::
Vendors & Products		Microsoft Microsoft windows 11 24h2 Microsoft windows Server 2025

Mon, 14 Jul 2025 13:45:00 +0000

Type	Values Removed	Values Added
Metrics	epss `{'score': 0.00038}`	epss `{'score': 0.00042}`

Tue, 08 Jul 2025 20:15:00 +0000

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

Tue, 08 Jul 2025 17:15:00 +0000

Type	Values Removed	Values Added
Description		Processor optimization removal or modification of security-critical code in Windows Kernel allows an authorized attacker to disclose information locally.
Title		Windows Secure Kernel Mode Information Disclosure Vulnerability
Weaknesses		CWE-1037
References		https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-48809
Metrics		cvssV3_1 `{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C'}`

MITRE

Status: PUBLISHED

Assigner: microsoft

Published: 2025-07-08T16:57:40.982Z

Updated: 2025-07-21T01:25:44.212Z

Reserved: 2025-05-26T17:09:49.055Z

Link: CVE-2025-48809

Vulnrichment

Updated: 2025-07-08T19:18:51.612Z

NVD

Status : Analyzed

Published: 2025-07-08T17:15:44.410

Modified: 2025-07-15T14:35:13.250

Link: CVE-2025-48809

Redhat

No data.

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