Windows Server

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2025 📖 ~4 min read  •  Source: Microsoft KB5048695 • MSRC update-guide entry Related CVEs: CVE-2024-49105 CVE-2024-49122 CVE-2024-49124 CVE-2024-49126 CVE-2024-49112 CVE-2024-49118 CVE-2024-49127 CVE-2024-49084  +12 more Affected components: Windows Server 2025 Table of contents Symptom & Impact Environment & Reproduction Root […]

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5075971 • MSRC update-guide entry Related CVEs: CVE-2026-21235 CVE-2026-21236 CVE-2026-21533 CVE-2026-21513 CVE-2026-21510 CVE-2026-21508 CVE-2026-21253 CVE-2026-21239  +5 more Affected components: Windows Server 2022 Microsoft summary: Use after free in Microsoft Graphics Component allows […]

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5052032 • MSRC update-guide entry Related CVEs: CVE-2025-21376 CVE-2025-21352 CVE-2025-21368 CVE-2025-21369 CVE-2025-21375 CVE-2025-21418 CVE-2025-21419 CVE-2025-21208  +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 2022 📖 ~4 min read  •  Source: Microsoft KB5082424 • MSRC update-guide entry Related CVEs: CVE-2026-23666 CVE-2026-33116 CVE-2026-32226 Affected components: Microsoft .NET Framework 3.5 AND 4.8.1 on Windows Server 2022, 23H2 Edition (Server Core installation) Microsoft summary: Improper input validation […]

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5083769 • MSRC update-guide entry Related CVEs: CVE-2026-32157 CVE-2026-33827 CVE-2026-33824 CVE-2026-20930 CVE-2026-25250 CVE-2026-23670 CVE-2026-26151 CVE-2026-26155  +12 more Affected components: Windows Server 2019 (Server Core installation) Microsoft summary: Use after free in Remote […]

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5079466 • MSRC update-guide entry Related CVEs: CVE-2026-23669 CVE-2026-23671 CVE-2026-23672 CVE-2026-23673 CVE-2026-24283 CVE-2026-24287 CVE-2026-24289 CVE-2026-24290  +12 more Affected components: Windows Server 2022 Windows Server 2022, 23H2 Edition (Server Core installation) Microsoft summary: […]

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5078883 • MSRC update-guide entry Related CVEs: CVE-2026-23668 CVE-2026-23669 CVE-2026-23671 CVE-2026-23672 CVE-2026-23673 CVE-2026-24285 CVE-2026-24287 CVE-2026-24289  +12 more Affected components: Windows Server 2022 Windows Server 2022, 23H2 Edition (Server Core installation) Microsoft summary: […]

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read  •  Source: Microsoft KB5087069 • MSRC update-guide entry Related CVEs: CVE-2026-32177 Affected components: Microsoft .NET Framework 4.8 on Windows Server 2016 Microsoft summary: Heap-based buffer overflow in .NET allows an unauthorized attacker to elevate privileges […]

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2025 📖 ~4 min read  •  Source: Microsoft KB5078737 • MSRC update-guide entry Related CVEs: CVE-2026-23669 CVE-2026-23671 CVE-2026-23672 CVE-2026-23673 CVE-2026-24285 CVE-2026-24287 CVE-2026-24289 CVE-2026-24290  +12 more Affected components: Windows Server 2025 Microsoft summary: Use after free in RPC Runtime allows an […]

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5050006 • MSRC update-guide entry Related CVEs: CVE-2025-21294 CVE-2025-21295 CVE-2025-21296 CVE-2025-21297 CVE-2025-21298 CVE-2025-21307 CVE-2025-21411 CVE-2025-21413  +12 more Affected components: Windows Server 2022 Windows Server 2022, 23H2 Edition (Server Core installation) Table of […]