Windows users must install these updates as soon as possible as they contain fixes for nine zero-day vulnerabilities, with four actively exploited by threat actors. The full list of today's cumulative updates is below: Also included are security updates for 117 vulnerabilities in the OS, browsers, core components, and other basic functions. This month's KB5004237 and KB5004245 cumulative updates are part of the mandatory Patch Tuesday updates containing numerous bug fixes and performance enhancements. Today's cumulative updates include security fixes for PCs with May 2021 Update, October 2020 Update, and May 2020 Update.
As part of the July 2021 Patch Tuesday, Microsoft has released new KB5004237 and KB5004245 cumulative updates for recent versions of Windows.
