Microsoft Windows 11 Version 23H2 vulnerabilities

CVE-2026-88128 [HIGH] CWE-122 CVE-2026-88128: Heap-based buffer overflow in Windows DWM Core Library allows an authorized attacker to elevate priv Heap-based buffer overflow in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.

CVE-2026-102227 [HIGH] CWE-122 CVE-2026-102227: Heap-based buffer overflow in Windows Resilient File System (ReFS) allows an authorized attacker to Heap-based buffer overflow in Windows Resilient File System (ReFS) allows an authorized attacker to execute code locally.

CVE-2026-70580 [HIGH] CWE-306 CVE-2026-70580: Missing authentication for critical function in Windows Credential Guard allows an authorized attack Missing authentication for critical function in Windows Credential Guard allows an authorized attacker to perform spoofing locally.

CVE-2026-69758 [HIGH] CWE-122 CVE-2026-69758: Heap-based buffer overflow in Windows Universal Disk Format File System Driver (UDFS) allows an auth Heap-based buffer overflow in Windows Universal Disk Format File System Driver (UDFS) allows an authorized attacker to elevate privileges locally.

CVE-2026-69541 [HIGH] CWE-122 CVE-2026-69541: Heap-based buffer overflow in Virtual Hard Disk (VHD) Miniport Driver allows an authorized attacker Heap-based buffer overflow in Virtual Hard Disk (VHD) Miniport Driver allows an authorized attacker to elevate privileges locally.

CVE-2026-69467 [HIGH] CWE-121 CVE-2026-69467: Stack-based buffer overflow in Microsoft Graphics Component allows an authorized attacker to elevate Stack-based buffer overflow in Microsoft Graphics Component allows an authorized attacker to elevate privileges locally.

CVE-2026-69592 [HIGH] CWE-122 CVE-2026-69592: Heap-based buffer overflow in Windows Universal Disk Format File System Driver (UDFS) allows an auth Heap-based buffer overflow in Windows Universal Disk Format File System Driver (UDFS) allows an authorized attacker to elevate privileges locally.

CVE-2026-69436 [HIGH] CWE-122 CVE-2026-69436: Heap-based buffer overflow in Windows State Repository Service allows an authorized attacker to elev Heap-based buffer overflow in Windows State Repository Service allows an authorized attacker to elevate privileges locally.

CVE-2026-83990 [HIGH] CWE-121 CVE-2026-83990: Stack-based buffer overflow in Microsoft Graphics Component allows an authorized attacker to elevate Stack-based buffer overflow in Microsoft Graphics Component allows an authorized attacker to elevate privileges locally.

CVE-2026-84000 [HIGH] CWE-122 CVE-2026-84000: Heap-based buffer overflow in Microsoft Graphics Component allows an authorized attacker to execute Heap-based buffer overflow in Microsoft Graphics Component allows an authorized attacker to execute code locally.

CVE-2026-62894 [HIGH] CWE-122 CVE-2026-62894: Heap-based buffer overflow in Windows DWM Core Library allows an authorized attacker to elevate priv Heap-based buffer overflow in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.

CVE-2026-62713 [HIGH] CWE-122 CVE-2026-62713: Heap-based buffer overflow in Windows Cloud Files Mini Filter Driver allows an authorized attacker t Heap-based buffer overflow in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.

CVE-2026-62771 [HIGH] CWE-122 CVE-2026-62771: Heap-based buffer overflow in Windows Cloud Files Mini Filter Driver allows an authorized attacker t Heap-based buffer overflow in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.

CVE-2026-83654 [HIGH] CWE-306 CVE-2026-83654: Missing authentication for critical function in Windows Modern Device Management (MDM) allows an aut Missing authentication for critical function in Windows Modern Device Management (MDM) allows an authorized attacker to elevate privileges locally.

CVE-2026-69534 [HIGH] CWE-77 CVE-2026-69534: Improper neutralization of special elements used in a command ('command injection') in Windows Progr Improper neutralization of special elements used in a command ('command injection') in Windows Program Compatibility Assistant Service allows an authorized attacker to elevate privileges locally.

CVE-2026-97794 [HIGH] CWE-122 CVE-2026-97794: Heap-based buffer overflow in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an a Heap-based buffer overflow in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized attacker to elevate privileges locally.

CVE-2026-40407 [HIGH] CWE-122 CVE-2026-40407: Heap-based buffer overflow in Windows Common Log File System Driver allows an authorized attacker to Heap-based buffer overflow in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.

CVE-2026-72932 [HIGH] CWE-126 CVE-2026-72932: Buffer over-read in Windows Message Queuing Queue Manager allows an unauthorized attacker to disclos Buffer over-read in Windows Message Queuing Queue Manager allows an unauthorized attacker to disclose information over a network.

CVE-2026-40397 [HIGH] CWE-191 CVE-2026-40397: Heap-based buffer overflow in Windows Common Log File System Driver allows an authorized attacker to Heap-based buffer overflow in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.

CVE-2026-26160 [HIGH] CWE-306 CVE-2026-26160: Missing authentication for critical function in Windows Remote Desktop Licensing Service allows an a Missing authentication for critical function in Windows Remote Desktop Licensing Service allows an authorized attacker to elevate privileges locally.