CVE-2026-83990 | Microsoft Windows up to Server 2025 Graphics stack-based overflow

September 9, 2026 Yanac

A vulnerability identified as very critical has been detected in Microsoft Windows up to Server 2025. Affected by this vulnerability is an unknown functionality of the component Graphics Component. Performing a manipulation results in stack-based buffer overflow.

This vulnerability is known as CVE-2026-83990. Attacking locally is a requirement. No exploit is available.

Applying a patch is the recommended action to fix this issue.VulDB Recent EntriesRead More