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Microsoft patches record 570 Windows security bugs with two exploited zero days - update now

ID: d5195e44-0c50-5bc3-a71e-c628535f8206

STIX ID: report--d5195e44-0c50-5bc3-a71e-c628535f8206

Feed Name: ZDNet Security

Threat Score
75/100

Date Published: 2026-07-15

Date Updated: 2026-07-16

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Microsoft's July Patch Tuesday addresses a record 570 Windows security flaws, including three zero-days (two actively exploited and one publicly disclosed) and 61 critical vulnerabilities; fixes cover core components such as Active Directory, SharePoint, and BitLocker, and the update also includes feature and reliability improvements while being temporarily withheld for some Dell Intel systems due to compatibility issues.

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