cve 2026 50649

The cve 2026 50649 tag covers Microsoft’s high-severity .NET vulnerability that may allow code execution when a victim processes specially crafted data. Tagged coverage focuses on Microsoft’s fixes, including .NET 8.0.29, .NET 9.0.18, .NET 10.0.10, updated Visual Studio builds, and July .NET Framework cumulative updates. The vulnerability carries a CVSS 3.1 score of 7.8 and an Important severity rating. Although Microsoft reports that it was not publicly disclosed or exploited in the wild at the time of the update, administrators should review the relevant servicing releases and apply appropriate updates to affected .NET and development environments.