Microsoft Windows 11 Version 25H2 vulnerabilities

CVE-2026-50366 [MEDIUM] CWE-476 CVE-2026-50366: Null pointer dereference in Active Directory Domain Services allows an authorized attacker to deny s Null pointer dereference in Active Directory Domain Services allows an authorized attacker to deny service over a network.

CVE-2026-57976 [MEDIUM] CWE-476 CVE-2026-57976: Null pointer dereference in Active Directory Domain Services allows an authorized attacker to deny s Null pointer dereference in Active Directory Domain Services allows an authorized attacker to deny service over a network.

CVE-2026-56168 [MEDIUM] CWE-476 CVE-2026-56168: Null pointer dereference in Windows SMB Server allows an authorized attacker to deny service over a Null pointer dereference in Windows SMB Server allows an authorized attacker to deny service over a network.

CVE-2025-62473 [MEDIUM] CWE-126 CVE-2025-62473: Buffer over-read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker Buffer over-read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to disclose information over a network.

CVE-2026-96863 [MEDIUM] CWE-122 CVE-2026-96863: Heap-based buffer overflow in Windows Storage Port Driver allows an unauthorized attacker to elevate Heap-based buffer overflow in Windows Storage Port Driver allows an unauthorized attacker to elevate privileges with a physical attack.

CVE-2026-70019 [MEDIUM] CWE-65 CVE-2026-70019: Windows hard link in Windows Compressed Folder allows an unauthorized attacker to disclose informati Windows hard link in Windows Compressed Folder allows an unauthorized attacker to disclose information over a network.

CVE-2026-102199 [MEDIUM] CWE-121 CVE-2026-102199: Stack-based buffer overflow in Microsoft Windows Codecs Library allows an unauthorized attacker to d Stack-based buffer overflow in Microsoft Windows Codecs Library allows an unauthorized attacker to deny service over a network.

CVE-2026-78453 [MEDIUM] CWE-191 CVE-2026-78453: Integer underflow (wrap or wraparound) in Microsoft Windows SCSI Class System File allows an unautho Integer underflow (wrap or wraparound) in Microsoft Windows SCSI Class System File allows an unauthorized attacker to disclose information over a network.

CVE-2026-61921 [MEDIUM] CWE-125 CVE-2026-61921: Out-of-bounds read in Remote Desktop Client allows an unauthorized attacker to disclose information Out-of-bounds read in Remote Desktop Client allows an unauthorized attacker to disclose information over a network.

CVE-2026-55003 [MEDIUM] CWE-908 CVE-2026-55003: Use of uninitialized resource in Windows RDP allows an unauthorized attacker to disclose information Use of uninitialized resource in Windows RDP allows an unauthorized attacker to disclose information over a network.

CVE-2026-50376 [MEDIUM] CWE-908 CVE-2026-50376: Use of uninitialized resource in Windows RDP allows an unauthorized attacker to disclose information Use of uninitialized resource in Windows RDP allows an unauthorized attacker to disclose information over a network.

CVE-2026-58546 [MEDIUM] CWE-908 CVE-2026-58546: Use of uninitialized resource in Windows RDP allows an unauthorized attacker to disclose information Use of uninitialized resource in Windows RDP allows an unauthorized attacker to disclose information over a network.

CVE-2026-69635 [MEDIUM] CWE-122 CVE-2026-69635: Heap-based buffer overflow in Windows Installer allows an authorized attacker to elevate privileges Heap-based buffer overflow in Windows Installer allows an authorized attacker to elevate privileges with a physical attack.

CVE-2026-85790 [MEDIUM] CWE-416 CVE-2026-85790: Use after free in Microsoft QUIC allows an unauthorized attacker to disclose information over a netw Use after free in Microsoft QUIC allows an unauthorized attacker to disclose information over a network.

CVE-2026-70126 [HIGH] CWE-20 CVE-2026-70126: Out-of-bounds read in Windows Bluetooth Port Driver allows an unauthorized attacker to execute code Out-of-bounds read in Windows Bluetooth Port Driver allows an unauthorized attacker to execute code over an adjacent network.

CVE-2026-50354 [HIGH] CWE-416 CVE-2026-50354: Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally. Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.

CVE-2026-20863 [HIGH] CWE-415 CVE-2026-20863: Double free in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally. Double free in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally.

CVE-2025-60716 [HIGH] CWE-416 CVE-2025-60716: Use after free in Windows DirectX allows an authorized attacker to elevate privileges locally. Use after free in Windows DirectX allows an authorized attacker to elevate privileges locally.

CVE-2025-55685 [HIGH] CWE-416 CVE-2025-55685: Use after free in Windows PrintWorkflowUserSvc allows an authorized attacker to elevate privileges l Use after free in Windows PrintWorkflowUserSvc allows an authorized attacker to elevate privileges locally.

CVE-2025-55689 [HIGH] CWE-416 CVE-2025-55689: Use after free in Windows PrintWorkflowUserSvc allows an authorized attacker to elevate privileges l Use after free in Windows PrintWorkflowUserSvc allows an authorized attacker to elevate privileges locally.