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Vulnérabilités connues pour Microsoft Windows 11 Version 25H2

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CVE Résumé Score Publiée
CVE-2026-50487 Use after free in Microsoft Windows DNS allows an unauthorized attacker to elevate privileges over a network 8.1 Élevée 14 juil. 2026
CVE-2026-50485 Buffer over-read in Windows Hyper-V allows an authorized attacker to deny service over an adjacent network 4.5 Moyenne 14 juil. 2026
CVE-2026-50502 Insufficient granularity of access control in Windows Event Logging Service allows an authorized attacker to execute… 8.0 Élevée 14 juil. 2026
CVE-2026-50484 Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally 7.8 Élevée 14 juil. 2026
CVE-2026-50493 Use after free in Windows Graphics Kernel allows an authorized attacker to elevate privileges locally 7.8 Élevée 14 juil. 2026
CVE-2026-50483 Exposure of sensitive information to an unauthorized actor in Microsoft Graphics Component allows an authorized attacker… 5.5 Moyenne 14 juil. 2026
CVE-2026-50495 Improper access control in Microsoft Windows DNS allows an authorized attacker to perform tampering locally 6.1 Moyenne 14 juil. 2026
CVE-2026-50482 Heap-based buffer overflow in Windows NTFS allows an authorized attacker to execute code locally 7.3 Élevée 14 juil. 2026
CVE-2026-50477 Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally 8.8 Élevée 14 juil. 2026
CVE-2026-50478 Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally 7.8 Élevée 14 juil. 2026
CVE-2026-50459 Use after free in Windows Kernel allows an unauthorized attacker to elevate privileges locally 7.0 Élevée 14 juil. 2026
CVE-2026-50470 Out-of-bounds read in Windows Network Policy Server SNMP allows an unauthorized attacker to disclose information over… 7.5 Élevée 14 juil. 2026
CVE-2026-50406 Use after free in Windows Backup Engine allows an authorized attacker to elevate privileges locally 7.0 Élevée 14 juil. 2026
CVE-2026-50424 Untrusted pointer dereference in Windows Domain Controller allows an unauthorized attacker to deny service over a… 7.5 Élevée 14 juil. 2026
CVE-2026-50450 Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Wireless Wide… 7.8 Élevée 14 juil. 2026
CVE-2026-50476 Use after free in Microsoft Windows allows an authorized attacker to elevate privileges locally 7.8 Élevée 14 juil. 2026
CVE-2026-50429 Out-of-bounds read in Windows Kernel allows an unauthorized attacker to disclose information over a network 8.2 Élevée 14 juil. 2026
CVE-2026-50475 Buffer over-read in Windows Kernel allows an authorized attacker to disclose information locally 5.5 Moyenne 14 juil. 2026
CVE-2026-50458 Use after free in Microsoft Brokering File System allows an authorized attacker to elevate privileges locally 7.8 Élevée 14 juil. 2026
CVE-2026-50394 Exposure of sensitive information to an unauthorized actor in Windows Media allows an authorized attacker to disclose… 5.5 Moyenne 14 juil. 2026
CVE-2026-50415 Exposure of sensitive information to an unauthorized actor in Windows Media allows an unauthorized attacker to… 5.3 Moyenne 14 juil. 2026
CVE-2026-50411 Stack-based buffer overflow in Active Directory Federation Services (AD FS) allows an unauthorized attacker to deny… 7.5 Élevée 14 juil. 2026
CVE-2026-50474 Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network 8.8 Élevée 14 juil. 2026
CVE-2026-50362 Heap-based buffer overflow in Windows Resilient File System (ReFS) allows an unauthorized attacker to execute code… 7.8 Élevée 14 juil. 2026
CVE-2026-50420 Out-of-bounds read in Windows HTTP.sys allows an unauthorized attacker to disclose information locally 6.2 Moyenne 14 juil. 2026

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