Security UpdatesCVE-2026-21262, CVE-2026-26110
Microsoft Patch Tuesday March 2026: 79 Flaws Fixed Including 2 Zero-Days and Critical Office RCEs
Microsoft's March 2026 Patch Tuesday (March 10) patches 79 vulnerabilities including 2 publicly disclosed zero-days (CVE-2026-21262 SQL Server EoP), 3 Critical flaws, and two Office RCEs (CVE-2026-26110, CVE-2026-26113) exploitable via the preview pane — plus a dangerous Excel/Copilot data exfiltration flaw (CVE-2026-26144).
