Microsoft · Microsoft

Microsoft .NET Framework 3.5 AND 4.8.1 on Windows Server 2025 (Server Core installation) security updates

Patch Radar has 3 security fixes for Microsoft .NET Framework 3.5 AND 4.8.1 on Windows Server 2025 (Server Core installation), closing 8 CVEs. The newest security fix is KB5120708, released August 11, 2026. This product is no longer supported.

Unsupported product
Latest version
n/a
Release date not known
Security fixes
3
On record in Patch Radar
CVEs
8
Closed by those fixes
Exploited
0
Vendor report or CISA KEV

Security fixes, newest first

PriorityFixFixed inCVEsExploitedReleased
High KB5120708 4 Aug 11, 2026
High KB5101003 1 Jul 14, 2026
Urgent KB5082417 3 Apr 14, 2026

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