Veille CVE
CVE-2026-50302
6.5 MoyenneDescription
Improper certificate validation in Windows Cryptographic Services allows an unauthorized attacker to bypass a security feature over a network.
Produits concernés
- Microsoft Windows 10 Version 21H2
- Microsoft Windows 10 Version 22H2
- Microsoft Windows 11 Version 24H2
- Microsoft Windows 11 Version 25H2
- Microsoft Windows 11 version 26H1
- Microsoft Windows Server 2022
- Microsoft Windows Server 2025
- Microsoft Windows Server 2025 (Server Core installation)
- Microsoft windows 10 21h2
- Microsoft windows 10 22h2
- Microsoft windows 11 24h2
- Microsoft windows 11 25h2
- Microsoft windows 11 26h1
Scores CVSS
| Version | Score | Source | Vecteur |
|---|---|---|---|
| 3.1 | 4.2 Moyenne | secure@microsoft.com | CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N |
| 3.1 | 6.5 Moyenne | nvd@nist.gov (NVD) | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N |
Faiblesses (CWE)
Références
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50302 PatchVendor Advisory