CVE-2026-83863 | Microsoft Windows up to Server 2025 Servicing Stack buffer overflow

October 14, 2026 Yanac

A vulnerability, which was classified as very critical, was found in Microsoft Windows. This affects an unknown function of the component Servicing Stack. The manipulation results in buffer overflow.

This vulnerability is cataloged as CVE-2026-83863. The attack must be initiated from a local position. There is no exploit available.

Applying a patch is advised to resolve this issue.VulDB Recent EntriesRead More