CVE-2025-55680

Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability

En bref

Sévérité: HIGH 7.8
EPSS: EPSS 0.43 % · centile 37 (2026-10-27)
État: PUBLISHED
Publiée: 2025-10-14
Mise à jour: 2026-02-26
Attribuée par: microsoft
Statut NVD: Analyzed

Description

Time-of-check time-of-use (toctou) race condition in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.

Scores

Version	Score	Vecteur	Évalué par
CVSS 3.1	HIGH 7.8	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	microsoft
CVSS 3.1	HIGH 7.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	NVD · secure@microsoft.com (Secondary)
CVSS 3.1	HIGH 7.0	CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H	NVD · nvd@nist.gov (Primary)

Faiblesses (CWE)

CWE-367

Références européennes

ENISA EUVD · EUVD-2025-34336
GCVE · GCVE-0-2025-55680

Avis du CERT-FR

CERTFR-2025-AVI-0879 — Multiples vulnérabilités dans Microsoft Windows · cert.ssi.gouv.fr

Configurations affectées (CPE NVD)

cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:*:* < 10.0.17763.7919
cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:*:* < 10.0.19044.6456
cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:*:* < 10.0.19045.6456
cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:*:* < 10.0.22621.6060
cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:*:* < 10.0.22631.6060
cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:*:* < 10.0.26100.6899
cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:*:* < 10.0.26200.6899
cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:* < 10.0.17763.7919
cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:* < 10.0.20348.4294
cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:* < 10.0.25398.1913
cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:* < 10.0.26100.6899

Produits affectés

Produit	Versions
Microsoft · Windows 10 Version 1809	affected 10.0.17763.0 < 10.0.17763.7919
Microsoft · Windows 10 Version 21H2	affected 10.0.19044.0 < 10.0.19044.6456
Microsoft · Windows 10 Version 22H2	affected 10.0.19045.0 < 10.0.19045.6456
Microsoft · Windows 11 version 22H2	affected 10.0.22621.0 < 10.0.22621.6060
Microsoft · Windows 11 version 22H3	affected 10.0.22631.0 < 10.0.22631.6060
Microsoft · Windows 11 Version 23H2	affected 10.0.22631.0 < 10.0.22631.6060
Microsoft · Windows 11 Version 24H2	affected 10.0.26100.0 < 10.0.26100.6899
Microsoft · Windows 11 Version 25H2	affected 10.0.26200.0 < 10.0.26200.6899
Microsoft · Windows Server 2019	affected 10.0.17763.0 < 10.0.17763.7919
Microsoft · Windows Server 2019 (Server Core installation)	affected 10.0.17763.0 < 10.0.17763.7919
Microsoft · Windows Server 2022	affected 10.0.20348.0 < 10.0.20348.4294
Microsoft · Windows Server 2022, 23H2 Edition (Server Core installation)	affected 10.0.25398.0 < 10.0.25398.1913
Microsoft · Windows Server 2025	affected 10.0.26100.0 < 10.0.26100.6899
Microsoft · Windows Server 2025 (Server Core installation)	affected 10.0.26100.0 < 10.0.26100.6899

Références

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-55680

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)	Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD