windows server

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5032198 • MSRC update-guide entry Related CVEs: CVE-2023-36400 CVE-2023-36397 CVE-2024-21315 CVE-2023-36036 CVE-2023-36428 CVE-2023-36427 CVE-2023-36425 CVE-2023-36424  +12 more Affected components: Windows Server 2019 (Server Core installation) Microsoft Defender for Endpoint for Windows on […]

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read  •  Source: Microsoft KB5046687 • MSRC update-guide entry Related CVEs: CVE-2024-43623 CVE-2024-43626 CVE-2024-43627 CVE-2024-43628 CVE-2024-43634 CVE-2024-43637 CVE-2024-43638 CVE-2024-43643  +12 more Affected components: Windows Server 2016 Windows Server 2016 (Server Core installation) Table of contents Symptom […]

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2025 📖 ~4 min read  •  Source: Microsoft KB5051972 • MSRC update-guide entry Related CVEs: CVE-2025-21377 Affected components: Windows Server 2025 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5065511 • MSRC update-guide entry Related CVEs: CVE-2025-54918 CVE-2025-55226 CVE-2025-53799 CVE-2025-53797 CVE-2025-53798 CVE-2025-54095 CVE-2025-54096 CVE-2025-54097  +12 more Affected components: Windows Server 2019 (Server Core installation) Microsoft summary: Improper authentication in Windows NTLM […]

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read  •  Source: Microsoft KB5039895 • MSRC update-guide entry Related CVEs: CVE-2024-38081 Affected components: Microsoft .NET Framework 3.5 AND 4.7.2 on Windows Server 2016 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read  •  Source: Microsoft KB5044086 • MSRC update-guide entry Related CVEs: CVE-2024-43483 CVE-2024-43484 Affected components: Microsoft .NET Framework 4.8 on Windows Server 2016 Microsoft .NET Framework 3.5 AND 4.7.2 on Windows Server 2016 Table of contents […]

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5036899 • MSRC update-guide entry Related CVEs: CVE-2024-20693 CVE-2024-20669 CVE-2024-20665 CVE-2024-20678 CVE-2024-26250 CVE-2024-26252 CVE-2024-26253 CVE-2024-26179  +12 more Affected components: Windows Server 2022 Windows Server 2022, 23H2 Edition (Server Core installation) Microsoft .NET […]

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5035858 • MSRC update-guide entry Related CVEs: CVE-2024-21407 CVE-2024-21408 CVE-2024-21429 CVE-2024-21430 CVE-2024-21438 CVE-2024-21439 CVE-2024-21441 CVE-2024-21444  +12 more Affected components: Windows Server 2022 Table of contents Symptom & Impact Environment & Reproduction Root […]

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5068781 • MSRC update-guide entry Related CVEs: CVE-2025-60716 CVE-2025-60724 CVE-2025-64678 CVE-2025-59505 CVE-2025-59506 CVE-2025-59507 CVE-2025-59508 CVE-2025-59509  +12 more Affected components: Windows Server 2019 (Server Core installation) Microsoft summary: Use after free in Windows […]

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2025 📖 ~4 min read  •  Source: Microsoft KB5046633 • MSRC update-guide entry Related CVEs: CVE-2024-43625 CVE-2024-43623 CVE-2024-43626 CVE-2024-43627 CVE-2024-43628 CVE-2024-43634 CVE-2024-43637 CVE-2024-43638  +12 more Affected components: Windows Server 2025 Table of contents Symptom & Impact Environment & Reproduction Root […]