CVE-2026-83790 | Microsoft Windows up to 11 26H2 Hello use after free

October 14, 2026 Yanac

A vulnerability labeled as very critical has been found in Microsoft Windows up to 11 26H2. Affected by this issue is some unknown functionality of the component Hello. Executing a manipulation can lead to use after free.

This vulnerability is tracked as CVE-2026-83790. The attack is restricted to local execution. No exploit exists.

A patch should be applied to remediate this issue.VulDB Recent EntriesRead More