Home/CVE/Heap-based buffer overflow in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges
CVE

CVE-2025-62454

Heap-based buffer overflow in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges

Heap-based buffer overflow in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.

HIGH · CVSS 7.8 EPSS 0.0008
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-122Heap-based Buffer Overflow
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Affected Products & Versions

10
microsoft windows 10 1809< 10.0.17763.8146
microsoft windows 10 21h2< 10.0.19044.6691
microsoft windows 10 22h2< 10.0.19045.6691
microsoft windows 11 23h2< 10.0.22631.6345
microsoft windows 11 24h2< 10.0.26100.7392
microsoft windows 11 25h2< 10.0.26200.7392
microsoft windows server 2019< 10.0.17763.8146
microsoft windows server 2022< 10.0.20348.4467
▣

Scoring & Timeline

7.8
HIGH · CVSS v3.1 · secure@microsoft.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD09 Dec 2025 · 06:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
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Vendor Advisories

1
msrcCVE-2025-62454Elevation of Privilege
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