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Microsoft March 2026 Patch Tuesday Addresses 79 Vulnerabilities, Including Zero-Days

Microsoft March 2026 Patch Tuesday Addresses 79 Vulnerabilities, Including Zero-Days

First seen 10 Mar 2026, 18:13 UTC • •

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ThreatCluster AI
ThreatCluster •March 13, 2026 at 21:22 UTC

On March 10, 2026, Microsoft released its Patch Tuesday updates, fixing 79 vulnerabilities, including two zero-day flaws. The updates address critical vulnerabilities across various products, with one zero-day actively exploited in the wild, necessitating immediate attention from security teams.

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Updated 217d ago How this analysis works

Timeline

2026-02-10
CVE-2026-21533 published
2026-02-10
CVE-2026-21525 published
2026-03-10
Microsoft releases March 2026 Patch Tuesday updates
2026-03-10
CVE-2026-26127 published
2026-03-10
CVE-2026-26144 published
2026-03-10
CVE-2026-26113 published
2026-03-10
CVE-2026-26110 published
2026-03-10
CVE-2026-21262 published

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