Veille CVE

Mercredi 14 octobre 2026

20 CVE

  1. CVE-2026-83787 5.5 Moyenne

    Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows Server 2012 · Microsoft Windows Server 2012 (Server Core installation)

    Insufficient verification of data authenticity in Windows DHCP Server allows an authorized attacker to bypass a security feature locally.

  2. CVE-2026-96864 9.8 Critique

    Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows Server 2012 · Microsoft Windows Server 2012 (Server Core installation)

    Double free in Microsoft Failover Cluster Virtual Driver allows an unauthorized attacker to execute code over a network.

  3. CVE-2026-83666 7.0 Élevée

    Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows Server 2012 · Microsoft Windows Server 2012 (Server Core installation)

    Concurrent execution using shared resource with improper synchronization ('race condition') in Active Directory Certificate Services (AD CS) allows an authorized attacker to elevate privileges locally.

  4. CVE-2026-83511 7.4 Élevée

    Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows Server 2012 R2 · Microsoft Windows Server 2012 R2 (Server Core installation)

    Weak authentication in Active Directory Federation Services (AD FS) allows an unauthorized attacker to perform spoofing over a network.

  5. CVE-2026-70067 7.0 Élevée

    Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2

    Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.

  6. CVE-2026-85865 5.5 Moyenne

    Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows Server 2012 · Microsoft Windows Server 2012 (Server Core installation)

    Improper authentication in Windows DHCP Server allows an authorized attacker to bypass a security feature locally.

  7. CVE-2026-83665 7.5 Élevée

    Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows Server 2012 · Microsoft Windows Server 2012 (Server Core installation)

    Null pointer dereference in Windows DHCP Server allows an unauthorized attacker to deny service over a network.

  8. CVE-2026-59116 6.8 Moyenne

    Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2

    Use of a broken or risky cryptographic algorithm in Windows Remote Desktop allows an unauthorized attacker to bypass a security feature over a network.

  9. CVE-2026-70069 8.8 Élevée

    Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows Server 2012 · Microsoft Windows Server 2012 (Server Core installation)

    Stack-based buffer overflow in Windows DHCP Server allows an authorized attacker to execute code over a network.

  10. CVE-2026-70066 7.0 Élevée

    Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows Server 2012 · Microsoft Windows Server 2012 (Server Core installation)

    Use after free in Windows DHCP Server allows an authorized attacker to elevate privileges locally.

  11. CVE-2026-70058 7.5 Élevée

    Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows Server 2012 · Microsoft Windows Server 2012 (Server Core installation)

    Out-of-bounds write in Windows DHCP Server allows an unauthorized attacker to execute code over a network.

  12. CVE-2026-69830 8.1 Élevée

    Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows Server 2012 · Microsoft Windows Server 2012 (Server Core installation)

    Concurrent execution using shared resource with improper synchronization ('race condition') in Windows DHCP Server allows an unauthorized attacker to execute code over a network.

  13. CVE-2026-69802 8.1 Élevée

    Microsoft Windows Server 2012 · Microsoft Windows Server 2012 (Server Core installation) · Microsoft Windows Server 2012 R2 · Microsoft Windows Server 2012 R2 (Server Core installation)

    Weak authentication in Network Device Enrollment Service (NDES) allows an unauthorized attacker to execute code over a network.

  14. CVE-2026-69789 7.5 Élevée

    Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2

    Heap-based buffer overflow in Reliable Multicast Transport Driver (RMCAST) allows an unauthorized attacker to execute code over an adjacent network.

  15. CVE-2026-69675 5.5 Moyenne

    Microsoft Windows Server 2012 · Microsoft Windows Server 2012 (Server Core installation) · Microsoft Windows Server 2012 R2 · Microsoft Windows Server 2012 R2 (Server Core installation)

    Out-of-bounds read in Windows Network File System allows an authorized attacker to disclose information locally.

  16. CVE-2026-69650 7.8 Élevée

    Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 11 Version 24H2 · Microsoft Windows 11 Version 25H2

    Improper verification of cryptographic signature in Windows Key Distribution Center allows an authorized attacker to elevate privileges locally.

  17. CVE-2026-69640 5.3 Moyenne

    Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 11 Version 24H2 · Microsoft Windows 11 Version 25H2

    Incorrect authorization in Windows Key Distribution Center allows an authorized attacker to bypass a security feature over a network.

  18. CVE-2026-69521 8.8 Élevée

    Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2

    Integer overflow or wraparound in Windows iSCSI allows an unauthorized attacker to execute code over a network.

  19. CVE-2026-69363 8.0 Élevée

    Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2

    Heap-based buffer overflow in Windows Error Reporting allows an authorized attacker to elevate privileges over a network.

  20. CVE-2026-69354 7.8 Élevée

    Microsoft Windows 10 Version 1607 · Microsoft Windows 10 Version 1809 · Microsoft Windows 10 Version 21H2 · Microsoft Windows 10 Version 22H2

    Heap-based buffer overflow in Windows Error Reporting allows an authorized attacker to elevate privileges locally.