Microsoft Windows 10 21H2 vulnerabilities

CVE-2025-27476 [HIGH] CWE-416 CVE-2025-27476: Use after free in Windows Digital Media allows an authorized attacker to elevate privileges locally. Use after free in Windows Digital Media allows an authorized attacker to elevate privileges locally.

CVE-2025-27467 [HIGH] CWE-416 CVE-2025-27467: Use after free in Windows Digital Media allows an authorized attacker to elevate privileges locally. Use after free in Windows Digital Media allows an authorized attacker to elevate privileges locally.

CVE-2025-27730 [HIGH] CWE-415 CVE-2025-27730: Use after free in Windows Digital Media allows an authorized attacker to elevate privileges locally. Use after free in Windows Digital Media allows an authorized attacker to elevate privileges locally.

CVE-2025-33075 [HIGH] CWE-59 CVE-2025-33075: Improper link resolution before file access ('link following') in Windows Installer allows an author Improper link resolution before file access ('link following') in Windows Installer allows an authorized attacker to elevate privileges locally.

CVE-2025-24044 [HIGH] CWE-416 CVE-2025-24044: Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.

CVE-2025-26679 [HIGH] CWE-416 CVE-2025-26679: Use after free in RPC Endpoint Mapper Service allows an authorized attacker to elevate privileges lo Use after free in RPC Endpoint Mapper Service allows an authorized attacker to elevate privileges locally.

CVE-2025-49667 [HIGH] CWE-415 CVE-2025-49667: 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-2025-49721 [HIGH] CWE-122 CVE-2025-49721: Heap-based buffer overflow in Windows Fast FAT Driver allows an unauthorized attacker to elevate pri Heap-based buffer overflow in Windows Fast FAT Driver allows an unauthorized attacker to elevate privileges locally.

CVE-2026-47656 [HIGH] CWE-693 CVE-2026-47656: Protection mechanism failure in Windows Boot Manager allows an authorized attacker to bypass a secur Protection mechanism failure in Windows Boot Manager allows an authorized attacker to bypass a security feature locally.

CVE-2025-24072 [HIGH] CWE-416 CVE-2025-24072: Use after free in Microsoft Local Security Authority Server (lsasrv) allows an authorized attacker t Use after free in Microsoft Local Security Authority Server (lsasrv) allows an authorized attacker to elevate privileges locally.

CVE-2025-60709 [HIGH] CWE-125 CVE-2025-60709: Out-of-bounds read in Windows Common Log File System Driver allows an authorized attacker to elevate Out-of-bounds read in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.

CVE-2026-44812 [HIGH] CWE-190 CVE-2026-44812: Integer overflow or wraparound in Windows Win32K - GRFX allows an unauthorized attacker to execute c Integer overflow or wraparound in Windows Win32K - GRFX allows an unauthorized attacker to execute code locally.

CVE-2026-44803 [HIGH] CWE-190 CVE-2026-44803: Integer overflow or wraparound in Windows Win32K - GRFX allows an unauthorized attacker to execute c Integer overflow or wraparound in Windows Win32K - GRFX allows an unauthorized attacker to execute code locally.

CVE-2026-57095 [HIGH] CWE-200 CVE-2026-57095: Exposure of sensitive information to an unauthorized actor in Windows Win32K allows an unauthorized Exposure of sensitive information to an unauthorized actor in Windows Win32K allows an unauthorized attacker to elevate privileges locally.

CVE-2026-20832 [HIGH] CWE-415 CVE-2026-20832: Windows Remote Procedure Call Interface Definition Language (IDL) Elevation of Privilege Vulnerabili Windows Remote Procedure Call Interface Definition Language (IDL) Elevation of Privilege Vulnerability

CVE-2026-20857 [HIGH] CWE-822 CVE-2026-20857: Untrusted pointer dereference in Windows Cloud Files Mini Filter Driver allows an authorized attacke Untrusted pointer dereference in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.

CVE-2026-58609 [HIGH] CWE-125 CVE-2026-58609: Out-of-bounds read in Microsoft Graphics Component allows an unauthorized attacker to execute code l Out-of-bounds read in Microsoft Graphics Component allows an unauthorized attacker to execute code locally.

CVE-2025-48815 [HIGH] CWE-843 CVE-2025-48815: Access of resource using incompatible type ('type confusion') in Windows SSDP Service allows an auth Access of resource using incompatible type ('type confusion') in Windows SSDP Service allows an authorized attacker to elevate privileges locally.

CVE-2025-54102 [HIGH] CWE-416 CVE-2025-54102: Use after free in Windows Connected Devices Platform Service allows an authorized attacker to elevat Use after free in Windows Connected Devices Platform Service allows an authorized attacker to elevate privileges locally.

CVE-2025-53726 [HIGH] CWE-843 CVE-2025-53726: Access of resource using incompatible type ('type confusion') in Windows Push Notifications allows a Access of resource using incompatible type ('type confusion') in Windows Push Notifications allows an authorized attacker to elevate privileges locally.