CVE Watchtower β Back to CVE ListCVE-2026-35421NVDDescriptionHeap-based buffer overflow in Windows GDI allows an unauthorized attacker to execute code locally.Severity LevelHIGH (7.8)Published Date12/05/2026Last Modified14/05/2026Exploitation Status????Referenceshttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-35421