CVE-2026-49793 | Microsoft Windows up to Server 2025 ReFS heap-based overflow

July 14, 2026 Yanac

A vulnerability labeled as very critical has been found in Microsoft Windows. The affected element is an unknown function of the component ReFS. Executing a manipulation can lead to heap-based buffer overflow.

This vulnerability is tracked as CVE-2026-49793. The attack is restricted to local execution. No exploit exists.VulDB Recent EntriesRead More