Security

Microsoft Patches More Than 1,400 Security Flaws

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Based on a feed excerpt; full article content has not been acquired. Source evidence retrieved 14/10/2026, 12:19:28 UTC.

Briefings

Microsoft released a major security patch update fixing over 1,400 vulnerabilities in Windows and related software, surpassing the previous record of nearly 1,000 fixes. This batch includes at least 78 critical flaws, with some already exploited in the wild. Microsoft extended support for Windows 10 to October 2027 despite earlier plans to stop shipping updates in October 2025. While no active exploitation is confirmed, a prior disclosure of a .NET Framework vulnerability suggests attackers may have had time to prepare. The volume of fixes exceeds 2020's record of 1,261 CVEs, and Microsoft credits large language models for discovering many of these flaws.

Key points

• Microsoft fixed more than 1,400 security vulnerabilities in Windows operating systems and other software, surpassing the previous record of nearly 1,000 fixes in September 2026.
• At least 78 of the fixed vulnerabilities are rated critical, allowing attackers to execute code of their choice on vulnerable systems without user action.

Context

This finding is significant as Microsoft extended support for Windows 10 to October 2027, adding a year of free updates after initial plans to stop shipping in October 2025. The patch batch dwarfs September's record of nearly 1,000 fixes, which was already about ten times the normal monthly patch load from Redmond. Microsoft credits large language models for discovering many of the flaws, and the number of fixes exceeds 2020's record of 1,261 CVEs.

Limitations

No active exploitation of the patched vulnerabilities is confirmed, though a prior disclosure of a .NET Framework vulnerability suggests attackers may have had time to prepare. Security teams face strain from the high volume of updates, and only 26 Microsoft vulnerabilities appeared in the CISA KEV catalog so far this year. Coverage is limited to the specific patch batch and related context; no data on long-term security posture or future vulnerability trends is provided.

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