CVE-2025-62221

CVE Enrichment

CVSS: 7.8 HIGH
EPSS: 2.51%
EPSS Percentile: 84.51%
CISA KEV: YES — Known Exploited Vulnerability

Description

Use after free in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.

Technical Details

CVSS Version: 3.1
CNA / NVD Source: secure@microsoft.com
Published: 10-Dec-2025 01:15
Last Modified: 26-Sep-2026 06:10
EPSS Date: 2026-10-20
CWE: CWE-416

CVSS Vector


            CVSS:3.1                            AV:L /
                            AC:L /
                            PR:L /
                            UI:N /
                            S:U /
                            C:H /
                            I:H /
                            A:H

CISA KEV Details

Date Added: 2025-12-09
Remediation Due: 2025-12-30
Known Ransomware Campaign Use: Unknown
Required Action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Notes: https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2025-62221 ; https://nvd.nist.gov/vuln/detail/CVE-2025-62221

Affected Products / Versions

microsoft / windows_10_1809
Version / affected range: * · before (exclusive) 10.0.17763.8146
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*
microsoft / windows_10_1809
Version / affected range: * · before (exclusive) 10.0.17763.8146
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*
microsoft / windows_10_21h2
Version / affected range: * · before (exclusive) 10.0.19044.6691
cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:*:*
microsoft / windows_10_22h2
Version / affected range: * · before (exclusive) 10.0.19045.6691
cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:*:*
microsoft / windows_11_23h2
Version / affected range: * · before (exclusive) 10.0.22631.6345
cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:*:*
microsoft / windows_11_24h2
Version / affected range: * · before (exclusive) 10.0.26100.7392
cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:*:*
microsoft / windows_11_25h2
Version / affected range: * · before (exclusive) 10.0.26200.7392
cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:*:*
microsoft / windows_server_2019
Version / affected range: * · before (exclusive) 10.0.17763.8146
cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*
microsoft / windows_server_2022
Version / affected range: * · before (exclusive) 10.0.20348.4467
cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*
microsoft / windows_server_2022_23h2
Version / affected range: * · before (exclusive) 10.0.25398.2025
cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:*
microsoft / windows_server_2025
Version / affected range: * · before (exclusive) 10.0.26100.7392
cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*

References

Last enrichment sync: 21-Oct-2026 19:16
Sources: NVD · FIRST EPSS · CISA KEV
Latest successful provider update; providers refresh independently.

Reported Context (1)

Cloud Files drivers (CVE-2025-62221), and Android Edgescan 2026 Report Highlights High-Risk Application Flaws and Remediation Backlogs

CVE (6)

Malware (5)

People (1)

Threat Actors (1)

Vendors (1)

Products (6)

Industries (2)

Countries (1)

Note: Related entities, including threat actors, malware, CVEs, MITRE ATT&CK techniques, vendors, products, tools, countries, and industries, are shown when they appear in the same reporting. Their presence does not necessarily mean they were targeted, compromised, vulnerable, responsible for the activity, or directly involved in the incident.