CVE-2026-81963: Why a Windows Update Stack Flaw Matters More Than Its 7. 8 Score Microsoft's September 2026 Patch Tuesday fixed 974 CVEs, the largest monthly release the company has shipped. Two of those flaws were already being exploited when the patches went out.
Source: [Dev.to](https://dev.to/jeffreyciend/cve-2026-81963-why-a-windows-update-stack-flaw-matters-more-than-its-78-score-8gd)