Home / Vulnerabilities / CVE-2025-62221
HIGH SEVERITY
CVE-2025-62221 Microsoft · Windows

Microsoft Windows Use After Free Vulnerability

Technical Severity

CVSS v3.1 Metrics

HIGH
7.8 / 10
Minimal Risk Critical
Vector Specification
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Exploitation Likelihood

EPSS Prediction

3.18 %
Predictive Probability
Percentile Rank
86.6 th

Documented as more likely to be exploited than 86.6% of known CVEs.

Detection Date

Dec 09, 2025

Remediation Due

Dec 30, 2025

CISA Catalog Active

Threat Analysis

Microsoft Windows Cloud Files Mini Filter Driver contains a use after free vulnerability that can allow an authorized attacker to elevate privileges locally.

Remediation Directive

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

External Intelligence