Exploit for Improper Input Validation in Microsoft

🚨 CVE-2026-33826: Windows Active Directory Remote Code Executi...

CVE-2025-14963

A vulnerability identified in the HX Agent driver file fekern.sys allowed a threat actor with local user access the ability to gain elevated system privileges. Utilization of a Bring Your Own Vulnerable Driver BYOVD was leveraged to gain access to the critical Windows process memory lsass.exe Loc...

CVE-2025-14963

A vulnerability identified in the HX Agent driver file fekern.sys allowed a threat actor with local user access the ability to gain elevated system privileges. Utilization of a Bring Your Own Vulnerable Driver BYOVD was leveraged to gain access to the critical Windows process memory lsass.exe Loc...

CVE-2025-14963

A vulnerability identified in the HX Agent driver file fekern.sys allowed a threat actor with local user access the ability to gain elevated system privileges. Utilization of a Bring Your Own Vulnerable Driver BYOVD was leveraged to gain access to the critical Windows process memory lsass.exe Loc...

March 22, 2024—KB5037422 (OS Build 20348.2342) Out-of-band

March 22, 2024—KB5037422 OS Build 20348.2342 Out-of-band For information about Windows update terminology, see the article about the types of Windows updates and the monthly quality update types. For an overview of Windows Server 2022, see its update history page. Note Follow @WindowsUpdate to fi...

KB5037426: Update to address a known issue that affects LSASS in Windows Server 2012 R2

KB5037426: Update to address a known issue that affects LSASS in Windows Server 2012 R2 Summary This update addresses a known issue that affects the Local Security Authority Subsystem Service LSASS. It might leak memory on domain controllers DCs. This issue occurs after you install KB5035885 Marc...

March 12, 2024—KB5035855 (OS Build 14393.6796) - EXPIRED

March 12, 2024—KB5035855 OS Build 14393.6796 - EXPIRED EXPIRATION NOTICEIMPORTANT As of March 31, 2026, this update is no longer available from the Microsoft Update Catalog or other release channels. We recommend that you update your devices to the latest version of Windows. --- NEW 3/22/24...

March 12, 2024—KB5035849 (OS Build 17763.5576) - EXPIRED

March 12, 2024—KB5035849 OS Build 17763.5576 - EXPIRED EXPIRATION NOTICEIMPORTANT As of March 31, 2026, this update is no longer available from the Microsoft Update Catalog or other release channels. We recommend that you update your devices to the latest version of Windows. ​​​​​​​ NEW 3/25/24...

March 12, 2024—KB5035857 (OS Build 20348.2340)

March 12, 2024—KB5035857 OS Build 20348.2340 NEW 3/22/24 IMPORTANT If you plan to install this update on a domain controller DC, we highly recommend that you install KB5037422 instead March 22, 2024. This out-of-band update addresses a known issue that affects the Local Security Authority Subsyst...

August 17, 2019—KB4512478 (Preview of Monthly Rollup)

August 17, 2019—KB4512478 Preview of Monthly Rollup Improvements and fixes This non-security update includes improvements and fixes that were a part of KB4512488 released August 13, 2019 and also includes these new quality improvements as a preview of the next Monthly Rollup update: Addresses an...

July 24, 2018—KB4338827 (OS Build 15063.1235)

July 24, 2018—KB4338827 OS Build 15063.1235 Improvements and fixes This update includes quality improvements. No new operating system features are being introduced in this update. Key changes include: Addresses additional issues with updated time zone information. Changes the music metadata servi...