Veille CVE
CVE-2026-84009
4.7 MoyenneDescription
Time-of-check time-of-use (toctou) race condition in Windows Projected File System allows an authorized attacker to perform tampering locally.
Produits concernés
- Microsoft Windows 10 Version 1809
- Microsoft Windows 10 Version 21H2
- Microsoft Windows 10 Version 22H2
- Microsoft Windows 11 Version 23H2
- Microsoft Windows 11 Version 24H2
- Microsoft Windows 11 Version 25H2
- Microsoft Windows 11 version 26H1
- Microsoft Windows 11 Version 26H2
- Microsoft Windows Server 2019
- Microsoft Windows Server 2019 (Server Core installation)
- Microsoft Windows Server 2022
- Microsoft Windows Server 2025
- Microsoft Windows Server 2025 (Server Core installation)
- Microsoft windows 10 1809
- Microsoft windows 10 21h2
- Microsoft windows 10 22h2
- Microsoft windows 11 23h2
- Microsoft windows 11 24h2
- Microsoft windows 11 25h2
- Microsoft windows 11 26h1
- Microsoft windows 11 26h2
Scores CVSS
| Version | Score | Source | Vecteur |
|---|---|---|---|
| 3.1 | 4.7 Moyenne | secure@microsoft.com | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N |
Faiblesses (CWE)
Références
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-84009 Vendor AdvisoryPatch