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Windows 11 22h2 CVE-2025-48820

| EUVDEUVD-2025-20587 HIGH
Improper Link Resolution Before File Access (CWE-59)
2025-07-08 secure@microsoft.com
Microsoft Information Disclosure Windows 11 22h2 Windows Server 2019 Windows 11 24h2 Windows 10 1507 Windows Server 2022 Windows 10 22h2 Windows 10 1607 Windows 10 1809 Windows Server 2025 Windows 11 23h2 Windows Server 2016 Windows Server 2022 23h2 Windows 10 21h2 Windows
7.8
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
7.8 HIGH
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

6
Analysis Updated
Apr 16, 2026 - 06:32 EUVD-patch-fix
executive_summary
Re-analysis Queued
Apr 16, 2026 - 05:29 backfill_euvd_patch
patch_released
Patch available
Apr 16, 2026 - 05:29 EUVD
10.0.10240.21073,10.0.19045.6093,10.0.22621.5624
EUVD ID Assigned
Mar 16, 2026 - 04:21 euvd
EUVD-2025-20587
Analysis Generated
Mar 16, 2026 - 04:21 vuln.today
CVE Published
Jul 08, 2025 - 17:15 nvd
HIGH 7.8

DescriptionCVE.org

Improper link resolution before file access ('link following') in Windows AppX Deployment Service allows an authorized attacker to elevate privileges locally.

Analysis

Improper link resolution before file access ('link following') in Windows AppX Deployment Service allows an authorized attacker to elevate privileges locally.

Technical ContextAI

This vulnerability is classified as Improper Link Resolution Before File Access (CWE-59).

RemediationAI

Monitor vendor advisories for patches. Apply mitigations such as network segmentation, access restrictions, and monitoring.

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Same technique Information Disclosure

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CVE-2025-48820 vulnerability details – vuln.today
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