Windows Server

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5078774 • MSRC update-guide entry Related CVEs: CVE-2026-23668 CVE-2026-23669 CVE-2026-23672 CVE-2026-23673 CVE-2026-24285 CVE-2026-24289 CVE-2026-24291 CVE-2026-24294  +12 more Affected components: Windows Server 2022 Microsoft summary: Concurrent execution using shared resource with improper synchronization […]

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5052072 • 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-2025-21208 CVE-2025-21406  +11 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 KB5053627 • MSRC update-guide entry Related CVEs: CVE-2025-24035 CVE-2025-24064 CVE-2025-26645 CVE-2024-9157 CVE-2025-24987 CVE-2025-24988 CVE-2025-21180 CVE-2025-24996  +12 more Affected components: Windows Server 2022 Microsoft summary: Sensitive data storage in improperly locked memory in […]

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5071503 • MSRC update-guide entry Related CVEs: CVE-2025-62458 CVE-2025-62466 CVE-2025-62470 CVE-2025-62472 CVE-2025-62473 CVE-2025-62549 CVE-2025-62571 CVE-2025-62455  +3 more Affected components: Windows Server 2019 (Server Core installation) Microsoft summary: Heap-based buffer overflow in Windows […]

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5093447 • MSRC update-guide entry Related CVEs: CVE-2026-32177 Affected components: Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2019 Microsoft summary: Heap-based buffer overflow in .NET allows an unauthorized attacker to […]

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read  •  Source: Microsoft KB5055557 • MSRC update-guide entry Related CVEs: CVE-2025-26663 CVE-2025-26686 CVE-2025-26670 CVE-2025-27480 CVE-2023-40547 CVE-2025-26664 CVE-2025-26665 CVE-2025-26669  +12 more Affected components: Windows Server 2016 Windows Server 2016 (Server Core installation) Microsoft summary: Use after […]

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2025 📖 ~4 min read  •  Source: Microsoft KB5071501 • MSRC update-guide entry Related CVEs: CVE-2025-62466 CVE-2025-62470 CVE-2025-62472 CVE-2025-62473 CVE-2025-62549 CVE-2025-62571 CVE-2025-62474 CVE-2025-54100 Affected components: Windows Server 2025 Microsoft summary: Null pointer dereference in Windows Client-Side Caching (CSC) Service allows […]

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2025 📖 ~4 min read  •  Source: Microsoft KB5068908 • MSRC update-guide entry Related CVEs: CVE-2025-60724 CVE-2025-64678 CVE-2025-59513 CVE-2025-60703 CVE-2025-60704 CVE-2025-60705 CVE-2025-60709 CVE-2025-60719  +6 more Affected components: Windows Server 2025 Microsoft summary: Heap-based buffer overflow in Microsoft Graphics Component allows […]

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5087049 • MSRC update-guide entry Related CVEs: CVE-2026-32177 CVE-2026-35433 Affected components: Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2022 Microsoft summary: Heap-based buffer overflow in .NET allows an unauthorized attacker […]

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5049981 • MSRC update-guide entry Related CVEs: CVE-2025-21294 CVE-2025-21295 CVE-2025-21296 CVE-2025-21298 CVE-2025-21307 CVE-2025-21411 CVE-2025-21413 CVE-2025-21210  +12 more Affected components: Windows Server 2022 Windows Server 2022, 23H2 Edition (Server Core installation) Windows Server […]