Microsoft · Security update · August 11, 2026

KB5120698: August 2026 security update

KB5120698, released August 11, 2026, fixes 4 CVEs across 5 products. None of them is reported as exploited. Patch Radar priority: High.

High
CVEs closed
4
None rated Critical
Exploited
0
None reported
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.0078
56th percentile

Priority of the 4 CVEs

Patch now 0 Urgent 0 High 4 Routine 0

Applies to

Product
Microsoft .NET Framework 3.5 AND 4.7.2 on Windows 10 Version 1809 for 32-bit Systems
Microsoft .NET Framework 3.5 AND 4.7.2 on Windows 10 Version 1809 for ARM64-based Systems
Microsoft .NET Framework 3.5 AND 4.7.2 on Windows 10 Version 1809 for x64-based Systems
Microsoft .NET Framework 3.5 AND 4.7.2 on Windows Server 2019
Microsoft .NET Framework 3.5 AND 4.7.2 on Windows Server 2019 (Server Core installation)

CVEs this fix closes

PriorityCVEComponentImpactCVSSEPSSExploitation
High CVE-2026-62872 .NET Framework Elevation of Privilege 8.8 0.0078 Exploitation Less Likely
High CVE-2026-65810 .NET Framework Elevation of Privilege 7.8 0.0040 Exploitation Less Likely
High CVE-2026-62897 .NET Framework Remote Code Execution 7.0 0.0037 Exploitation Less Likely
High CVE-2026-70354 .NET Remote Code Execution 7.8 0.0036 Exploitation Less Likely
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