CVE-2025-62454
CVSS v3
7.8
HIGH
EPSS Score
2.3 %
exploit probability, as of 2026-09-25
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
Heap-based buffer overflow in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.
Technical details
- Published
- 2025-12-09
Frequently asked questions
What is CVE-2025-62454?
Heap-based buffer overflow in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.
Is CVE-2025-62454 actively exploited?
Active exploitation of CVE-2025-62454 has not been confirmed. Its EPSS score was 2.3% on 2026-09-25, the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2025-62454?
CVE-2025-62454 has a CVSS v3 base score of 7.8 (HIGH severity).
Is CVE-2025-62454 affecting your environment?
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