<ul data-eligibleForWebStory="true">The June 2025 critical .NET updates address a Remote Code Execution vulnerability, emphasizing the importance of timely updates for security..NET Framework did not receive new updates in June 2025, showcasing Microsoft's focus on the unified .NET Platform.The servicing releases for .NET 8 and 9 bring versions to 8.0.17 and 9.0.6, with cumulative fixes simplifying the update process.Updates for .NET include security and non-security fixes, crucial for stability and vulnerability mitigation..NET 8 LTS receives updates for three years, while .NET 9 STS for 18 months, stressing the importance of staying current for support.CVE-2025–30399, a Remote Code Execution vulnerability in .NET, highlights the severity of potential exploits on affected runtimes.The June 2025 updates cover various facets of the .NET ecosystem, including ASP.NET Core, Entity Framework Core, .NET Runtime, SDK, WinForms, and WPF.Swift action is crucial in applying these security updates to mitigate risks posed by vulnerabilities like CVE-2025–30399.Staying informed through release notes and official channels is vital for developers to understand the impact of updates on their applications.Overall, applying the June 2025 .NET updates is essential for maintaining application security, stability, and performance.