Resolved.NET Framework 3.5 (Windows 11 24H2)
Microsoft Patches .NET Framework CLR Privilege Escalation and ASP.NET Crashes in KB5082420
Microsoft released KB5082420 on April 14, 2026, a cumulative update for .NET Framework 3.5 and 4.8.1 on Windows 11 24H2 patching CVE-2026-0847 (CLR EoP), ASP.NET memory corruption, WCF failures, and ARM64 compatibility issues.