Microsoft · Security update · March 10, 2026
KB5078740: March 2026 cumulative update for Windows Server 2025
KB5078740, released March 10, 2026, fixes 39 CVEs across 2 products. None of them is reported as exploited. Patch Radar priority: Urgent.
Urgent
CVEs closed
39
None rated Critical
Exploited
0
None reported
Exploitation more likely
5
Microsoft's assessment
Highest EPSS
0.0516
92nd percentile
Priority of the 39 CVEs
Patch now 0
Urgent 5
High 29
Routine 5
Applies to
| Product | Build after install |
|---|---|
| Windows Server 2025 | 26100.32522 |
| Windows Server 2025 (Server Core installation) | 26100.32522 |
CVEs this fix closes
| Priority | CVE | Component | Impact | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|---|
| Urgent | CVE-2026-24294 | Windows SMB Server | Elevation of Privilege | 7.8 | 0.0516 | More likely |
| Urgent | CVE-2026-24289 | Windows Kernel | Elevation of Privilege | 7.8 | 0.0488 | More likely |
| Urgent | CVE-2026-25187 | Winlogon | Elevation of Privilege | 7.8 | 0.0341 | More likely |
| Urgent | CVE-2026-24291 | Windows Accessibility Infrastructure (ATBroker.exe) | Elevation of Privilege | 7.8 | 0.0334 | More likely |
| Urgent | CVE-2026-26132 | Windows Kernel | Elevation of Privilege | 7.8 | 0.0217 | More likely |
| High | CVE-2026-25181 | Windows GDI+ | Information Disclosure | 7.5 | 0.0157 | Exploitation Less Likely |
| High | CVE-2026-23674 | Windows MapUrlToZone | Security Feature Bypass | 7.5 | 0.0139 | Exploitation Unlikely |
| High | CVE-2026-25177 | Active Directory Domain Services | Elevation of Privilege | 8.8 | 0.0135 | Exploitation Less Likely |
| High | CVE-2026-23669 | RPC Runtime | Remote Code Execution | 8.8 | 0.0104 | Exploitation Less Likely |
| High | CVE-2026-25172 | Windows Routing and Remote Access Service (RRAS) | Remote Code Execution | 8.0 | 0.0100 | Exploitation Less Likely |
| High | CVE-2026-25173 | Windows Routing and Remote Access Service (RRAS) | Remote Code Execution | 8.0 | 0.0100 | Exploitation Less Likely |
| High | CVE-2026-26111 | Windows Routing and Remote Access Service (RRAS) | Remote Code Execution | 8.0 | 0.0090 | Exploitation Less Likely |
| High | CVE-2026-26128 | Windows SMB Server | Elevation of Privilege | 7.8 | 0.0069 | Exploitation Less Likely |
| High | CVE-2026-25188 | Windows Telephony Service | Elevation of Privilege | 8.8 | 0.0058 | Exploitation Unlikely |
| High | CVE-2026-24293 | Windows Ancillary Function Driver for WinSock | Elevation of Privilege | 7.8 | 0.0057 | Exploitation Less Likely |
| High | CVE-2026-25190 | Windows GDI | Remote Code Execution | 7.8 | 0.0056 | Exploitation Less Likely |
| High | CVE-2026-24285 | Windows Win32K | Elevation of Privilege | 7.0 | 0.0046 | Exploitation Less Likely |
| High | CVE-2026-24283 | Windows File Server | Elevation of Privilege | 8.8 | 0.0043 | Exploitation Less Likely |
| High | CVE-2026-23673 | Windows Resilient File System (ReFS) | Elevation of Privilege | 7.8 | 0.0043 | Exploitation Unlikely |
| High | CVE-2026-25165 | Windows Performance Counters | Elevation of Privilege | 7.8 | 0.0043 | Exploitation Unlikely |
| High | CVE-2026-25176 | Windows Ancillary Function Driver for WinSock | Elevation of Privilege | 7.8 | 0.0042 | Exploitation Less Likely |
| High | CVE-2026-24292 | Connected Devices Platform Service (Cdpsvc) | Elevation of Privilege | 7.8 | 0.0039 | Exploitation Less Likely |
| High | CVE-2026-25174 | Windows Extensible File Allocation | Elevation of Privilege | 7.8 | 0.0039 | Exploitation Unlikely |
| High | CVE-2026-23672 | Windows Universal Disk Format File System Driver (UDFS) | Elevation of Privilege | 7.8 | 0.0038 | Exploitation Unlikely |
| High | CVE-2026-24287 | Windows Kernel | Elevation of Privilege | 7.8 | 0.0038 | Exploitation Less Likely |
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