CVE-2025-62221: CWE-416: Use After Free in Microsoft Windows 10 Version 1809
Use after free in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.
AI Analysis
Technical Summary
This vulnerability (CVE-2025-62221) involves a use-after-free condition in the Windows Cloud Files Mini Filter Driver component of Microsoft Windows 10 Version 1809 (build 10.0.17763.0). Exploiting this flaw requires local access with some privileges and can lead to elevation of privileges, allowing the attacker to gain higher system rights. The CVSS v3.1 base score is 7.8, reflecting high impact on confidentiality, integrity, and availability. The vulnerability is not known to be exploited in the wild. Microsoft has released a patch to remediate this issue.
Potential Impact
Successful exploitation allows an authorized local attacker to elevate privileges, potentially gaining higher system-level access. This can compromise system confidentiality, integrity, and availability. There are no known public exploits in the wild at this time.
Mitigation Recommendations
A patch is available from Microsoft to fix this vulnerability. It is recommended to apply the official update for Windows 10 Version 1809 as soon as possible to mitigate the risk. Since this is not a cloud service, remediation depends on applying the patch on affected systems.
CVE-2025-62221: CWE-416: Use After Free in Microsoft Windows 10 Version 1809
Description
Use after free in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2025-62221) involves a use-after-free condition in the Windows Cloud Files Mini Filter Driver component of Microsoft Windows 10 Version 1809 (build 10.0.17763.0). Exploiting this flaw requires local access with some privileges and can lead to elevation of privileges, allowing the attacker to gain higher system rights. The CVSS v3.1 base score is 7.8, reflecting high impact on confidentiality, integrity, and availability. The vulnerability is not known to be exploited in the wild. Microsoft has released a patch to remediate this issue.
Potential Impact
Successful exploitation allows an authorized local attacker to elevate privileges, potentially gaining higher system-level access. This can compromise system confidentiality, integrity, and availability. There are no known public exploits in the wild at this time.
Mitigation Recommendations
A patch is available from Microsoft to fix this vulnerability. It is recommended to apply the official update for Windows 10 Version 1809 as soon as possible to mitigate the risk. Since this is not a cloud service, remediation depends on applying the patch on affected systems.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2025-10-08T20:10:09.349Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 693867e174ebaa3babaf6f3f
Added to database: 12/9/2025, 6:18:09 PM
Last enriched: 4/17/2026, 11:12:49 AM
Last updated: 5/9/2026, 11:38:58 PM
Views: 274
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