Actively exploited in the wild
Microsoft Windows Kernel TOCTOU Race Condition Vulnerability
Microsoft - Windows · Listed in the CISA KEV since 2024-10-15. This indicates confirmed attacks in production environments.
Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
CVE-2024-30088
HighCVSS 7.0KEVExploitation Probability (EPSS)
Very high risk99th percentile - higher than 99% of all known CVEs
Summary
A vulnerability in the Windows kernel allows elevation of privilege. This flaw can be exploited by a local attacker to gain higher privileges on the system.
Risk Assessment
The risk involves an unprivileged user potentially gaining control over the system, leading to data theft, malware installation, or further attack escalation.
Recommendation
It is recommended to immediately apply security updates released by Microsoft for affected Windows versions.
Other vulnerabilities in Windows Kernel
See all- CVE-2026-35420High
Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
- CVE-2017-11847High
The Windows kernel vulnerability allows an attacker to run arbitrary code in kernel mode, which can lead to installing programs, changing or deleting data, and creating new accounts with full user rights.
- CVE-2017-8561High
The Windows kernel has a privilege escalation vulnerability due to the way it handles objects in memory. This affects multiple versions of Windows, including Windows 8.1, Windows 10, and Windows Server 2016.
- CVE-2026-49798Critical
Use-after-free vulnerability in the Windows kernel allows an unauthorized attacker to elevate privileges locally.
- CVE-2026-45657Critical
A use-after-free vulnerability in the Windows Kernel allows an unauthorized attacker to execute code remotely over a network.
- CVE-2026-40369High
Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
- CVE-2026-24289High
A use after free vulnerability in the Windows Kernel allows an authorized attacker to locally elevate privileges.
- CVE-2024-21371High
Elevation of privilege vulnerability in the Windows kernel. Allows a local attacker to gain elevated privileges.
- CVE-2024-21338HighActively exploited
Elevation of privilege vulnerability in the Windows kernel, allowing an attacker to gain higher privileges on the system.
- CVE-2023-35386High
A vulnerability in the Windows kernel allows for privilege escalation, potentially leading to unauthorized access to the system.
Original NVD description (English source)
Windows Kernel Elevation of Privilege Vulnerability

