Windows Server

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5023759 • MSRC update-guide entry Related CVEs: CVE-2023-21708 CVE-2023-23415 CVE-2023-23385 CVE-2023-23394 CVE-2023-23401 CVE-2023-23402 CVE-2023-23405 CVE-2023-23407  +12 more Affected components: Windows Server 2019 (Server Core installation) Table of contents Symptom & Impact Environment […]

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read  •  Source: Microsoft KB5033424 • MSRC update-guide entry Related CVEs: CVE-2023-35641 CVE-2023-35628 CVE-2023-35630 CVE-2023-21740 CVE-2023-20588 CVE-2023-36012 CVE-2023-36004 CVE-2023-36005  +5 more Affected components: Windows Server 2016 Windows Server 2016 (Server Core installation) Table of contents Symptom […]

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read  •  Source: Microsoft KB5034129 • MSRC update-guide entry Related CVEs: CVE-2024-20674 CVE-2024-20654 CVE-2024-20657 CVE-2024-20658 CVE-2024-20680 CVE-2024-20682 CVE-2024-20683 CVE-2024-20691  +12 more Affected components: Windows Server 2016 Windows Server 2016 (Server Core installation) Table of contents Symptom […]

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5044284 • MSRC update-guide entry Related CVEs: CVE-2024-43582 CVE-2024-43506 CVE-2024-43508 CVE-2024-43513 CVE-2024-43515 CVE-2024-43518 CVE-2024-43519 CVE-2024-43525  +12 more Affected components: Windows Server 2022 Windows Server 2022, 23H2 Edition (Server Core installation) Table of […]

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5025271 • MSRC update-guide entry Related CVEs: CVE-2023-21554 CVE-2023-28219 CVE-2023-28220 CVE-2023-28231 CVE-2023-28232 CVE-2023-28250 CVE-2023-21769 CVE-2023-21729  +12 more Affected components: Windows Server 2019 (Server Core installation) Table of contents Symptom & Impact Environment […]

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5026408 • MSRC update-guide entry Related CVEs: CVE-2023-28283 CVE-2023-24903 CVE-2023-24943 CVE-2023-29325 CVE-2023-28251 CVE-2023-24900 CVE-2023-24940 CVE-2023-24942  +2 more Affected components: Windows Server 2019 (Server Core installation) Table of contents Symptom & Impact Environment […]

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read  •  Source: Microsoft KB5034119 • MSRC update-guide entry Related CVEs: CVE-2024-20674 CVE-2024-29059 CVE-2024-20654 CVE-2024-20657 CVE-2024-20658 CVE-2024-20680 CVE-2024-20682 CVE-2024-20683  +12 more Affected components: Windows Server 2016 Microsoft .NET Framework 3.5 AND 4.7.2 on Windows Server 2016 […]

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5030214 • MSRC update-guide entry Related CVEs: CVE-2023-35355 CVE-2023-38162 CVE-2023-38161 CVE-2023-38152 CVE-2023-38149 CVE-2023-38147 CVE-2023-38144 CVE-2023-38143  +10 more Affected components: Windows Server 2019 (Server Core installation) Table of contents Symptom & Impact Environment […]

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5037033 • MSRC update-guide entry Related CVEs: CVE-2024-21409 Affected components: Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2019 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 KB5037127 • MSRC update-guide entry Related CVEs: CVE-2024-21409 Affected components: Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2016 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]