CVE-2026-2636: Improper Handling of Invalid Use of Special Elements

This vulnerability is caused by a CWE‑159: "Improper Handling of Invalid Use of Special Elements" weakness, which leads to an unrecoverable inconsistency in the CLFS.sys driver. This condition forces a call to the KeBugCheckEx function, allowing an unprivileged user to trigger a system crash...

PT-2026-8272

CVE-2025-36545 - Microsoft Windows SMB CVE ID : CVE-2025-36545 Published : Feb. 13, 2026, 7:16 p.m. | 18 minutes ago Description : Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority because it is Unused Severity: 0.0 | NA Visit the link for more details, su...

2026-02 Cumulative Update for Windows Server 2019 for x64-based Systems (KB5075904)

2026-02 Cumulative Update for Windows Server 2019 for x64-based Systems KB5075904...

2026-02 Cumulative security Hotpatch for Azure Stack HCI, version 21H2 and Windows Server 2022 Datacenter: Azure Edition for x64-based Systems (KB5075943)

Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information...

2026-02 Cumulative Update for Microsoft server operating system version 21H2 for x64-based Systems (KB5075906)

2026-02 Cumulative Update for Microsoft server operating system version 21H2 for x64-based Systems KB5075906...

2026-02 Cumulative Update for Windows Server 2022 Datacenter: Azure Edition for x64-based Systems (KB5075906)

A security issue has been identified in a Microsoft software product that could affect your system. You can help protect your system by installing this update from Microsoft. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article...

2026-02 Cumulative Update for Windows Server 2016 for x64-based Systems (KB5075999)

2026-02 Cumulative Update for Windows Server 2016 for x64-based Systems KB5075999...

February 10, 2026—Hotpatch KB5075943 (OS Build 20348.4711)

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February 10, 2026—Hotpatch KB5075942 (OS Build 26100.32313)

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February 10, 2026—KB5075971 (Monthly Rollup)

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February 10, 2026—KB5075970 (Monthly Rollup)

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February 10, 2026—KB5075906 (OS Build 20348.4773)

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February 10, 2026—KB5075904 (OS Build 17763.8389)

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February 10, 2026—KB5075899 (OS Build 26100.32370)

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February 10, 2026—KB5075897 (OS Build 25398.2149)

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February 10, 2026—KB5075999 (OS Build 14393.8868)

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Microsoft HTTP.Sys security vulnerability

Microsoft HTTP.SYS is an HTTP application protocol developed by Microsoft Corporation. There are security vulnerabilities in Microsoft HTTP.SYS. The following products and versions are affected: Windows 11 Version 26H1 for ARM64-based Systems, Windows 11 Version 26H1 for x64-based Systems, Window...

Microsoft Lightweight Directory Access Protocol code-related vulnerabilities

Microsoft Lightweight Directory Access Protocol LDAP is a directory service protocol developed by Microsoft Corporation. It operates at the layer above the TCP/IP stack. There are code-related vulnerabilities in Microsoft LDAP. Attackers can exploit these vulnerabilities to cause system...

Microsoft Windows Shell security vulnerabilities

Microsoft Windows Shell is the graphical user interface of the Windows operating system developed by Microsoft. Key features of the Windows Shell include the desktop, taskbar, start menu, task switcher, and autoplay functions. In some versions of Windows, features like Flip 3D and Charm are also...

Microsoft Windows Storage code-related vulnerabilities

Microsoft Windows Storage is a data storage solution provided by the American company Microsoft. There are code-related vulnerabilities in Microsoft Windows Storage. Attackers can exploit these vulnerabilities to gain elevated privileges. The following products and versions are affected: Windows ...