Microsoft Windows 11 24H2 vulnerabilities

CVE-2026-20847 [MEDIUM] CWE-200 CVE-2026-20847: Exposure of sensitive information to an unauthorized actor in Windows Shell allows an authorized att Exposure of sensitive information to an unauthorized actor in Windows Shell allows an authorized attacker to perform spoofing over a network.

CVE-2026-57982 [MEDIUM] CWE-908 CVE-2026-57982: Use of uninitialized resource in Windows RDP allows an authorized attacker to disclose information o Use of uninitialized resource in Windows RDP allows an authorized attacker to disclose information over a network.

CVE-2025-21220 [HIGH] CWE-908 CVE-2025-21220: Microsoft Message Queuing Information Disclosure Vulnerability Microsoft Message Queuing Information Disclosure Vulnerability

CVE-2025-24994 [HIGH] CWE-284 CVE-2025-24994: Improper access control in Windows Cross Device Service allows an authorized attacker to elevate pri Improper access control in Windows Cross Device Service allows an authorized attacker to elevate privileges locally.

CVE-2025-27491 [HIGH] CWE-416 CVE-2025-27491: Use after free in Windows Hyper-V allows an authorized attacker to execute code over a network. Use after free in Windows Hyper-V allows an authorized attacker to execute code over a network.

CVE-2024-43581 [HIGH] CWE-73 CVE-2024-43581: Microsoft OpenSSH for Windows Remote Code Execution Vulnerability Microsoft OpenSSH for Windows Remote Code Execution Vulnerability

CVE-2026-40414 [HIGH] CWE-476 CVE-2026-40414: Null pointer dereference in Windows TCP/IP allows an unauthorized attacker to deny service over an a Null pointer dereference in Windows TCP/IP allows an unauthorized attacker to deny service over an adjacent network.

CVE-2025-32721 [HIGH] CWE-59 CVE-2025-32721: Improper link resolution before file access ('link following') in Windows Recovery Driver allows an Improper link resolution before file access ('link following') in Windows Recovery Driver allows an authorized attacker to elevate privileges locally.

CVE-2025-49682 [HIGH] CWE-416 CVE-2025-49682: Use after free in Windows Media allows an authorized attacker to elevate privileges locally. Use after free in Windows Media allows an authorized attacker to elevate privileges locally.

CVE-2026-26151 [HIGH] CWE-357 CVE-2026-26151: Insufficient ui warning of dangerous operations in Windows Remote Desktop allows an unauthorized att Insufficient ui warning of dangerous operations in Windows Remote Desktop allows an unauthorized attacker to perform spoofing over a network.

CVE-2025-59214 [MEDIUM] CWE-200 CVE-2025-59214: Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an unauth Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an unauthorized attacker to perform spoofing over a network.

CVE-2026-21508 [HIGH] CWE-287 CVE-2026-21508: Improper authentication in Windows Storage allows an authorized attacker to elevate privileges local Improper authentication in Windows Storage allows an authorized attacker to elevate privileges locally.

CVE-2025-49727 [HIGH] CWE-122 CVE-2025-49727: Heap-based buffer overflow in Windows Win32K - GRFX allows an authorized attacker to elevate privile Heap-based buffer overflow in Windows Win32K - GRFX allows an authorized attacker to elevate privileges locally.

CVE-2025-55340 [HIGH] CWE-287 CVE-2025-55340: Improper authentication in Windows Remote Desktop Protocol allows an authorized attacker to bypass a Improper authentication in Windows Remote Desktop Protocol allows an authorized attacker to bypass a security feature locally.

CVE-2026-25171 [HIGH] CWE-416 CVE-2026-25171: Use after free in Windows Authentication Methods allows an authorized attacker to elevate privileges Use after free in Windows Authentication Methods allows an authorized attacker to elevate privileges locally.

CVE-2026-32087 [HIGH] CWE-122 CVE-2026-32087: Heap-based buffer overflow in Function Discovery Service (fdwsd.dll) allows an authorized attacker t Heap-based buffer overflow in Function Discovery Service (fdwsd.dll) allows an authorized attacker to elevate privileges locally.

CVE-2025-50166 [MEDIUM] CWE-190 CVE-2025-50166: Integer overflow or wraparound in Windows Distributed Transaction Coordinator allows an authorized a Integer overflow or wraparound in Windows Distributed Transaction Coordinator allows an authorized attacker to disclose information 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-2026-20876 [MEDIUM] CWE-122 CVE-2026-20876: Heap-based buffer overflow in Windows Virtualization-Based Security (VBS) Enclave allows an authoriz Heap-based buffer overflow in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to elevate privileges locally.

CVE-2025-64670 [MEDIUM] CWE-200 CVE-2025-64670: Exposure of sensitive information to an unauthorized actor in Microsoft Graphics Component allows an Exposure of sensitive information to an unauthorized actor in Microsoft Graphics Component allows an authorized attacker to disclose information over a network.