Microsoft: >> Windows 11 26h1 Security Vulnerabilities
Heap-based buffer overflow in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.
CVSS Score
7.8
EPSS Score
0.004
Published
2026-10-13
Heap-based buffer overflow in Windows Win32K - GRFX allows an authorized attacker to elevate privileges locally.
CVSS Score
7.8
EPSS Score
0.004
Published
2026-10-13
Time-of-check time-of-use (toctou) race condition in Windows Win32 Kernel Subsystem allows an authorized attacker to disclose information locally.
CVSS Score
5.5
EPSS Score
0.004
Published
2026-10-13
Out-of-bounds read in Windows Win32 Kernel Subsystem allows an authorized attacker to disclose information locally.
CVSS Score
5.5
EPSS Score
0.005
Published
2026-10-13
Out-of-bounds read in Windows Fast FAT Driver allows an unauthorized attacker to disclose information locally.
CVSS Score
5.5
EPSS Score
0.006
Published
2026-10-13
Heap-based buffer overflow in Microsoft Windows Media Foundation allows an authorized attacker to elevate privileges locally.
CVSS Score
7.8
EPSS Score
0.003
Published
2026-10-13
Incorrect authorization in Windows Hello allows an authorized attacker to bypass a security feature locally.
CVSS Score
4.4
EPSS Score
0.004
Published
2026-10-13
Use of uninitialized resource in Windows Win32 Kernel Subsystem allows an authorized attacker to disclose information locally.
CVSS Score
5.5
EPSS Score
0.005
Published
2026-10-13
Use after free in Windows Installer allows an authorized attacker to elevate privileges locally.
CVSS Score
7.0
EPSS Score
0.003
Published
2026-10-13
Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.
CVSS Score
7.0
EPSS Score
0.003
Published
2026-10-13