Autor: Peter Leibling

CVE-2026-45459 Microsoft Excel Security Feature Bypass Vulnerability

Protection mechanism failure in Microsoft Office Excel allows an unauthorized attacker to bypass a security feature locally.

CVE-2026-45591 ASP.NET Core Denial of Service Vulnerability

Uncontrolled resource consumption in ASP.NET Core allows an unauthorized attacker to deny service over a network.

CVE-2026-45601 Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

CVE-2026-42981 Windows Performance Monitor Remote Code Execution Vulnerability

Integer underflow (wrap or wraparound) in Windows Performance Monitor allows an unauthorized attacker to execute code over a network.

CVE-2026-44807 Windows DWM Core Library Elevation of Privilege Vulnerability

Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.

CVE-2026-42971 Windows Push Notification Information Disclosure Vulnerability

Use of uninitialized resource in Windows Push Notifications allows an authorized attacker to disclose information locally.

CVE-2026-48562 Microsoft SharePoint Server Spoofing Vulnerability

Improper neutralization of input during web page generation (‚cross-site scripting‘) in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.

CVE-2026-44822 Microsoft Excel Information Disclosure Vulnerability

Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information over a network.

CVE-2026-44802 Windows DWM Core Library Elevation of Privilege Vulnerability

Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.

CVE-2026-50508 Windows NTLM Spoofing Vulnerability

Exposure of sensitive information to an unauthorized actor in Windows NTLM allows an unauthorized attacker to perform spoofing over a network.