Microsoft published its security updates on Tuesday, 10 March 2026.
On the day, the briefing reads Microsoft's advisories and this page lists what carried a flag. It stays here afterwards as the record.
2 flagged by Microsoft as publicly disclosed.
February 2026: 6 flagged.
We hold 13 CVEs from Microsoft's 2026-Mar document. That is what our records reach, not the size of the release: it grows for weeks after the day.