CVE-2026-20809

Time-of-check time-of-use toctou race condition in Windows Kernel Memory allows an authorized attacker to elevate privileges locally...

CVE-2026-20809

CVE-2026-20809 is a Windows Kernel Memory TOCTOU race condition that enables local privilege escalation. Public docs confirm the vulnerability and classify impact as obtaining elevated privileges. Remediation linked to January 2026 updates (e.g., KB5073457/KB5073379 families) addressing Windows K...

CVE-2026-20809 Windows Kernel Memory Elevation of Privilege Vulnerability

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Windows Kernel Information Disclosure Vulnerability

Insertion of sensitive information into log file in Windows Kernel allows an unauthorized attacker to disclose information locally...

Windows Kernel Information Disclosure Vulnerability

Generation of error message containing sensitive information in Windows Kernel allows an authorized attacker to disclose information locally...

Win32k Elevation of Privilege Vulnerability

Double free in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally...

Win32k Elevation of Privilege Vulnerability

Use after free in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally...

Windows Kernel-Mode Driver Elevation of Privilege Vulnerability

Use after free in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges locally...

Win32k Elevation of Privilege Vulnerability

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

Windows Kernel Memory Elevation of Privilege Vulnerability

Time-of-check time-of-use toctou race condition in Windows Kernel Memory allows an authorized attacker to elevate privileges locally...

PT-2026-2715

CVE-2026-20870 Use after free in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally. https://t.co/fvnvcYOwh7...

KLA90840 Multiple vulnerabilities were found in Microsoft Windows

Multiple vulnerabilities were found in Microsoft Windows. Malicious users can exploit these vulnerabilities to gain privileges, execute arbitrary code, bypass security restrictions, obtain sensitive information, cause denial of service, spoof user interface. Below is a complete list of...

PT-2026-2668

Name of the Vulnerable Software and Affected Versions Windows Kernel affected versions not specified Description The Windows Kernel has a flaw where sensitive information is being written into log files. This allows a local attacker to potentially disclose information. The issue allows attackers ...

Microsoft Windows Kernel 安全漏洞

Microsoft Windows Kernel is the kernel of the Windows operating system by Microsoft Corporation USA. A security vulnerability exists in Microsoft Windows Kernel. An attacker exploiting this vulnerability could remotely execute code. The following products and versions are affected: Windows Server...

PT-2026-2660

Name of the Vulnerable Software and Affected Versions Windows Kernel affected versions not specified Description A time-of-check time-of-use TOCTOU race condition exists within the Windows Kernel Memory. This condition can be exploited by an authorized attacker to gain elevated privileges on a...

Microsoft Windows Kernel 安全漏洞

Microsoft Windows Kernel is the kernel of the Windows operating system by Microsoft Corporation USA. A security vulnerability exists in Microsoft Windows Kernel. An attacker could exploit this vulnerability to gain elevated privileges. The following products and editions are affected:Windows 10...

PT-2026-2688

Name of the Vulnerable Software and Affected Versions Windows Kernel affected versions not specified Description The Windows Kernel has a flaw where the generation of error messages can expose sensitive information to a local attacker. This allows an attacker to potentially disclose information a...

PT-2026-2704

Name of the Vulnerable Software and Affected Versions Windows Kernel-Mode Drivers affected versions not specified Description A flaw exists in Windows Kernel-Mode Drivers that could allow a local attacker to gain higher privileges on a system. This issue involves a use-after-free condition. An...

Microsoft Windows Kernel 日志信息泄露漏洞

Microsoft Windows Kernel is the kernel of the Windows operating system from Microsoft Corporation USA. A log information disclosure vulnerability exists in Microsoft Windows Kernel. An attacker exploiting this vulnerability could gain access to sensitive information. The following products and...

PT-2026-2725

Name of the Vulnerable Software and Affected Versions Windows affected versions not specified Description A flaw exists within the Windows Win32K component, specifically in the ICOMP area. This issue allows a locally authorized attacker to gain elevated privileges. The issue is an instance of a...