3 Actively Exploited Zero-Day Flaws Patched in Microsoft’s Latest Security Update  – The Hacker News

Microsoft kicked off 2025 with a new set of patches for a total of 161 security vulnerabilities across its software portfolio, including three zero-days that have been actively exploited in attacks.
Of the 161 flaws, 11 are rated Critical, and 149 are rated Important in severity. One other flaw, a non-Microsoft CVE related to a Windows Secure Boot bypass (CVE-2024-7344), has not been assigned  –

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