Patch tracker / Products / Microsoft .NET Framework 3.5 AND 4.8.1 on Windows 11 version 26H1

Microsoft .NET Framework 3.5 AND 4.8.1 on Windows 11 version 26H1: vulnerabilities and security updates

Every CVE affecting Microsoft .NET Framework 3.5 AND 4.8.1 on Windows 11 version 26H1 and the Microsoft update (KB) that fixes it, ranked by real-world risk. Actively exploited (CISA KEV) first, then EPSS exploit probability, on top of CVSS severity.

CVEs
22
Updates (KBs)
4
Actively exploited (KEV)
0
Critical Severity
0

CVEs affecting Microsoft .NET Framework 3.5 AND 4.8.1 on Windows 11 version 26H1

CVESeverityCVSSEPSSStatus
CVE-2026-47304High8.171%-
CVE-2026-50646High7.871%-
CVE-2026-50649High7.871%-
CVE-2026-50650High7.871%-
CVE-2026-47302High7.571%-
CVE-2026-50304High7.571%-
CVE-2026-50355High7.571%-
CVE-2026-50368High7.571%-
CVE-2026-50411High7.571%-
CVE-2026-50525High7.571%-
CVE-2026-50527High7.571%-
CVE-2026-50647High7.571%-
CVE-2026-50648High7.571%-
CVE-2026-50652High7.571%-
CVE-2026-50653High7.571%-
CVE-2026-50659Medium6.571%-
CVE-2026-50324Medium5.971%-
CVE-2026-33116High7.52.3%-
CVE-2026-23666High7.52.1%-
CVE-2026-32177High7.32.4%-
CVE-2026-35433High7.32.4%-
CVE-2026-32226Medium5.92.1%-

Updates (KBs) for Microsoft .NET Framework 3.5 AND 4.8.1 on Windows 11 version 26H1

UpdateReleasedSeverityCVSSEPSSCVEsStatus
KB51010022026-07-14High8.14.0%17-
KB51010142026-07-14High8.14.0%11-
KB50824212026-04-14High7.52.1%3-
KB50870552026-05-12High7.30.8%2-

Ranked across all products on the Microsoft patch tracker and the CVE and vulnerability management reference. Browse every product: product index.

Most searched on Senserva right now

New to a term on this page? CVE, KB, KEV, CVSS, and EPSS are each explained once, on the Senserva security lexicon. Reference: Microsoft CVE and vulnerability management and the Microsoft patching guide.
All information provided as is, without warranty; verify against the vendor advisory before acting. All information and usage is subject to the Senserva EULA. Data notice and terms.