Oct 2026: Windows Kernel Elevation of Privilege Vulnerability
CVE-2026-97803 Published on October 13, 2026
Windows Kernel Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
Weakness Type
Heap-based Buffer Overflow
A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().
Products Associated with CVE-2026-97803
Want to know whenever a new CVE is published for Microsoft Windows 11 26h1? stack.watch will email you.
Affected Versions
Microsoft Windows 11 version 26H1:- Version 10.0.28000.0 and below 10.0.28000.3231 is affected.