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Microsoft July 2026 Patch Tuesday fixes massive 570 flaws, 3 zero-days

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Microsoft July 2026 Patch Tuesday fixes massive 570 flaws, 3 zero-days

Microsoft released security patches on July Patch Tuesday addressing 570 vulnerabilities, including three zero-day flaws: two that were actively exploited in attacks and one previously disclosed to the public. This represents a significant volume of fixes across Microsoft's product portfolio.

Why it matters: All organizations running Microsoft products face potential exposure from these flaws, including two actively exploited zero-days; prioritize testing and deploying these patches immediately, starting with systems processing sensitive data.

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vulnerabilities

Microsoft July 2026 Patch Tuesday fixes massive 570 flaws, 3 zero-days

Microsoft released security patches on July Patch Tuesday addressing 570 vulnerabilities, including three zero-day flaws: two that were actively exploited in attacks and one previously disclosed to the public. This represents a significant volume of fixes across Microsoft's product portfolio.

Why it matters: All organizations running Microsoft products face potential exposure from these flaws, including two actively exploited zero-days; prioritize testing and deploying these patches immediately, starting with systems processing sensitive data.

Source published
First seen by Cybersecurity Tracker

Source attribution

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