Microsoft Windows 10 21H2 vulnerabilities

CVE-2026-83881 [HIGH] CWE-122 CVE-2026-83881: Heap-based buffer overflow in Windows exFAT File System allows an authorized attacker to elevate pri Heap-based buffer overflow in Windows exFAT File System allows an authorized attacker to elevate privileges locally.

CVE-2026-70093 [HIGH] CWE-122 CVE-2026-70093: Heap-based buffer overflow in Windows Rich Text Edit Control allows an authorized attacker to elevat Heap-based buffer overflow in Windows Rich Text Edit Control allows an authorized attacker to elevate privileges locally.

CVE-2026-78459 [HIGH] CWE-122 CVE-2026-78459: Heap-based buffer overflow in Windows Internet Information Services allows an authorized attacker to Heap-based buffer overflow in Windows Internet Information Services allows an authorized attacker to elevate privileges locally.

CVE-2026-102215 [HIGH] CWE-122 CVE-2026-102215: 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-2026-102218 [HIGH] CWE-122 CVE-2026-102218: 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-2026-102205 [HIGH] CWE-122 CVE-2026-102205: 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-2026-88128 [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-2026-83638 [HIGH] CWE-122 CVE-2026-83638: Heap-based buffer overflow in Windows USB Driver allows an authorized attacker to elevate privileges Heap-based buffer overflow in Windows USB Driver allows an authorized attacker to elevate privileges locally.

CVE-2026-70238 [HIGH] CWE-122 CVE-2026-70238: Heap-based buffer overflow in Windows Storage Spaces Controller allows an authorized attacker to ele Heap-based buffer overflow in Windows Storage Spaces Controller allows an authorized attacker to elevate privileges locally.

CVE-2026-83588 [HIGH] CWE-122 CVE-2026-83588: Heap-based buffer overflow in Windows USB Driver allows an authorized attacker to elevate privileges Heap-based buffer overflow in Windows USB Driver allows an authorized attacker to elevate privileges locally.

CVE-2026-105003 [HIGH] CWE-122 CVE-2026-105003: Heap-based buffer overflow in HID class driver allows an authorized attacker to elevate privileges l Heap-based buffer overflow in HID class driver allows an authorized attacker to elevate privileges locally.

CVE-2026-88147 [HIGH] CWE-122 CVE-2026-88147: Heap-based buffer overflow in Windows Secure Socket Tunneling Protocol (SSTP) allows an authorized a Heap-based buffer overflow in Windows Secure Socket Tunneling Protocol (SSTP) allows an authorized attacker to elevate privileges locally.

CVE-2026-97804 [HIGH] CWE-122 CVE-2026-97804: Heap-based buffer overflow in HID class driver allows an authorized attacker to elevate privileges l Heap-based buffer overflow in HID class driver allows an authorized attacker to elevate privileges locally.

CVE-2026-49184 [HIGH] CWE-122 CVE-2026-49184: Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code locally. Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code locally.

CVE-2026-83932 [HIGH] CWE-122 CVE-2026-83932: Heap-based buffer overflow in Windows Group Policy allows an authorized attacker to elevate privileg Heap-based buffer overflow in Windows Group Policy allows an authorized attacker to elevate privileges locally.

CVE-2026-62810 [HIGH] CWE-122 CVE-2026-62810: Heap-based buffer overflow in Active Directory Certificate Services (AD CS) allows an authorized att Heap-based buffer overflow in Active Directory Certificate Services (AD CS) allows an authorized attacker to elevate privileges locally.

CVE-2026-69359 [HIGH] CWE-122 CVE-2026-69359: Heap-based buffer overflow in Active Directory Domain Services allows an authorized attacker to elev Heap-based buffer overflow in Active Directory Domain Services allows an authorized attacker to elevate privileges locally.

CVE-2026-69368 [HIGH] CWE-122 CVE-2026-69368: Heap-based buffer overflow in Windows Overlay Filter allows an authorized attacker to elevate privil Heap-based buffer overflow in Windows Overlay Filter allows an authorized attacker to elevate privileges locally.

CVE-2026-69841 [HIGH] CWE-122 CVE-2026-69841: Heap-based buffer overflow in Windows Encrypting File System (EFS) allows an authorized attacker to Heap-based buffer overflow in Windows Encrypting File System (EFS) allows an authorized attacker to elevate privileges locally.

CVE-2026-69731 [HIGH] CWE-122 CVE-2026-69731: Heap-based buffer overflow in HID class driver allows an authorized attacker to elevate privileges l Heap-based buffer overflow in HID class driver allows an authorized attacker to elevate privileges locally.