Zero-Day Attack Drives 113

Redmondmag • January 13, 2026

January 2026 Patch Tuesday fixes 113 Microsoft vulnerabilities, including actively exploited zero - day CVE-2026-20805. Critical Windows and Office ...

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Microsoft January 2026 Patch Tuesday Addresses 113 Vulnerabilities In January 2026, Microsoft released its largest Patch Tuesday update in four years, addressing 113 vulnerabilities across Windows, Office, and other products. Among these was a critical zero-day vulnerability, CVE-2026-20805, which was actively exploited at the time of the release. 2 sources 57

Extracted Entities

Zero-Day Attack Drives 113

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Extracted Entities

Attack Types (1)

CVEs (1)

Platforms (2)