KB5087541: Windows Server version 23H2 Security Update (May 2026)

The remote Windows host is missing security update 5087541. It is, therefore, affected by multiple vulnerabilities - Heap-based buffer overflow in Microsoft Windows DNS allows an unauthorized attacker to execute code over a network. CVE-2026-41096 - Stack-based buffer overflow in Windows Netlogon...

May 12, 2026-KB5087052 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Microsoft server operating system, version 23H2

May 12, 2026-KB5087052 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Microsoft server operating system, version 23H2 Release Date: May 12, 2026 Version: .NET Framework 3.5 and 4.8.1 The May 12, 2026 update for Microsoft server operating system, version 23H2 includes security and cumulati...

KB5087539: Windows Server 2025 Security Update (May 2026)

The remote Windows host is missing security update 5087539 or hotpatch 5087423. It is, therefore, affected by multiple vulnerabilities - Heap-based buffer overflow in Microsoft Windows DNS allows an unauthorized attacker to execute code over a network. CVE-2026-41096 - Stack-based buffer overflow...

May 12, 2026-Security and Quality Rollup for .NET Framework 3.5, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Server 2012 (KB5088860)

May 12, 2026-Security and Quality Rollup for .NET Framework 3.5, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Server 2012 KB5088860 Applies to: Microsoft .NET Framework 3.5 Microsoft .NET Framework 4.6.2 Microsoft .NET Framework 4.7 Microsoft .NET Framework 4.7.1 Microsoft .NET Framework 4.7.2...

May 12, 2026-KB5088864 Cumulative Update for .NET Framework 3.5, 4.7.2 and 4.8 for Windows 10, version 1809 and Windows Server 2019

May 12, 2026-KB5088864 Cumulative Update for .NET Framework 3.5, 4.7.2 and 4.8 for Windows 10, version 1809 and Windows Server 2019 Release Date: May 12, 2026 Version: .NET Framework 3.5, 4.7.2 and 4.8 Summary This article describes the security and cumulative update for 3.5, 4.7.2 and 4.8 for...

May 12, 2026-KB5088862 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows Server 2022

May 12, 2026-KB5088862 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows Server 2022 Release Date: May 12, 2026 Version: .NET Framework 3.5, 4.8 and 4.8.1 Summary This article describes the security and cumulative update for 3.5, 4.8 and 4.8.1 for Windows Server 2022. Security...

KB5088064: Servicing stack update for Windows 10, version 1607 and Windows Server 2016: May 12, 2026

KB5088064: Servicing stack update for Windows 10, version 1607 and Windows Server 2016: May 12, 2026 Windows Secure Boot certificate expirationImportant: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. Microsoft has been updating these certificates o...

Exploit for Unrestricted Upload of File with Dangerous Type in Filemanagerpro File_Manager

wp-file-manager-exploit-CVE-2020-25213-with-Zerologon Project...

CVE-2026-7461

CVE-2026-7461 affects the FSx Windows File Server volume mounting component inside Amazon ECS Agent on Windows, prior to version 1.103.0. The root cause is improper neutralization of inputs used in an OS command, allowing a remote authenticated actor to run shell commands with SYSTEM privileges o...

Exploit for Improper Authentication in Microsoft

CVE-2026-24294 - Local NTLM Reflection LPE via SMB Arbitrary P...

April 19, 2026—KB5091572 (OS Build 14393.9062) Out-of-band

April 19, 2026—KB5091572 OS Build 14393.9062 Out-of-band Windows Secure Boot certificate expirationImportant: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. Microsoft has been updating these certificates on consumer and non-managed business devices...

April 19, 2026—KB5091157 (OS Build 26100.32698) Out-of-band

April 19, 2026—KB5091157 OS Build 26100.32698 Out-of-band ​​​​This out-of-band OOB update for Windows Server 2025 KB5091157 is a non-security cumulative update. Improvements This out-of-band update contains quality improvements from KB5082063 released April 14, 2026. The following summary outline...

April 19, 2026—KB5091575 (OS Build 20348.5024) Out-of-band

April 19, 2026—KB5091575 OS Build 20348.5024 Out-of-band ​​​​​​​Announcements and messages This section provides key notifications related to this release, including announcements, change logs, and end-of-support notices. Windows Secure Boot certificate expiration Windows Secure Boot certificate...

April 19, 2026—KB5091571 (OS Build 25398.2276) Out-of-band

April 19, 2026—KB5091571 OS Build 25398.2276 Out-of-band Summary This out-of-band update for Windows Server, version 23H2 KB5091571 is cumulative. It includes fixes and improvements that are part of the following update: April 14, 2026—KB5082060 OS Build 25398.2274 The following is a summary of t...

BadSuccessor-PoC

🛡️ Advanced BadSuccessor CVE-2025-53779 – Weaponized PoC & D...

Microsoft Windows Server Domain Role Detection

SMB-login based domain role detection with powershell fallback for Windows Server. SPDX-FileCopyrightText: 2026 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescriptio...

KB5061197: Windows Server 2008 OOB Security Update (May 2025) (CVE-2025-32709)

The remote Windows host is missing a security update and is therefore affected by an elevation of privilege vulnerability: - Null pointer dereference in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally. CVE-2025-32709 Note that Nessus has n...

KB5061195: Windows Server 2008 R2 OOB Security Update (May 2025) (CVE-2025-32709)

The remote Windows host is missing a security update and is therefore affected by an elevation of privilege vulnerability: - Null pointer dereference in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally. CVE-2025-32709 Note that Nessus has n...

CVE-2026-26174

Concurrent execution using shared resource with improper synchronization 'race condition' in Windows Server Update Service allows an authorized attacker to elevate privileges locally...

CVE-2026-26154

Improper input validation in Windows Server Update Service allows an unauthorized attacker to perform tampering over a network...