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In summary:

PCWorld reports that Microsoft released critical security updates fixing 15 Office vulnerabilities, including 14 remote code execution flaws affecting Excel, Word, Outlook, and Access.

One zero-day vulnerability (CVE-2025-62221) is actively being exploited in the wild, while two critical flaws can be triggered simply by previewing malicious files.

Users must update immediately as these vulnerabilities pose serious security risks, with attacks possible through basic file interactions in Office applications.

Yesterday was Microsoft’s big “Patch Tuesday,” which unleashed various security updates against 56 new vulnerabilities. This rounds out the year with a whopping total of 1,139 vulnerabilities fixed throughout 2025. In addition to Windo

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