Security Vulnerability Report
中文
CVE-2026-35417 CVSS 7.8 HIGH

CVE-2026-35417

Published: 2026-05-12 18:17:12
Last Modified: 2026-05-14 15:54:48

Description

Access of resource using incompatible type ('type confusion') in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally.

CVSS Details

CVSS Score
7.8
Severity
HIGH
CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Configurations (Affected Products)

cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:* - VULNERABLE
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:* - VULNERABLE
cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:arm64:* - VULNERABLE
cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:x64:* - VULNERABLE
cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:x86:* - VULNERABLE
Windows 10 (具体版本请参考微软公告)
Windows 11 (具体版本请参考微软公告)
Windows Server 2019/2022

PoC / Exploit Code

⚠ For Security Research Only
The following code is for security research and authorized testing only.
python
#include <windows.h> #include <stdio.h> // PoC for CVE-2026-35417: Win32k Type Confusion // This code demonstrates the logic to trigger the vulnerability. int main() { printf("[*] CVE-2026-35417 PoC Trigger Start\n"); // Allocate memory to simulate the object structure HANDLE hHeap = GetProcessHeap(); LPVOID pMem = HeapAlloc(hHeap, HEAP_ZERO_MEMORY, 0x100); // Setup the memory layout to mimic the target object type // Exploit logic would go here to corrupt the type pointer memset(pMem, 0x41, 0x100); printf("[*] Attempting to trigger type confusion in Win32k...\n"); // In a real exploit, specific Win32k syscalls would be invoked here // causing the kernel to misinterpret the object type at pMem. printf("[*] Trigger execution complete.\n"); HeapFree(hHeap, 0, pMem); return 0; }

References

Raw JSON Data

JSON
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