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.NET and .NET Framework receive June 2026 security updates

Aggregated by BrevFeed releases Β· updated 6h ago
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.NET and .NET Framework received servicing updates on June 9, 2026, addressing security issues. Key CVEs were fixed, while no new updates for the .NET Framework were introduced this month.

Key points

Overview of Updates

The .NET and .NET Framework servicing updates for June 2026 were released on June 9. These updates contain important security fixes in response to identified vulnerabilities.

Security Fixes

The June 2026 update for .NET includes several security improvements, although specific details on the fixed vulnerabilities (CVEs) were not disclosed. Users are encouraged to apply these updates to maintain security standards.

No Updates for .NET Framework

This month's updates for .NET Framework did not introduce any new security or non-security changes. Users should refer to previous release notes for recent updates.

Recommendation

Microsoft advises users to install the latest service release to ensure their systems are secure and up-to-date. Regular updates are critical for mitigating vulnerabilities.

✨ This summary was generated by AI from the outlets' reporting listed below. It is not independently verified and may contain errors β€” check the original sources. How BrevFeed works β†’

Primary sources

GitHub dotnet/core GitHub dotnet/aspnetcore GitHub dotnet/runtime CVE CVE-2026-455917.5 HIGH CVE CVE-2026-454916.2 MEDIUM CVE CVE-2026-454907.8 HIGH

Reporting from

.NET and .NET Framework received servicing updates on June 9, 2026, addressing security issues. Key CVEs were fixed, while no new updates for the .NET Framework were introduced this month.