bleepingcomputer[.]com/news/microsoft/microsoft-august-2026-patch-tuesday-fixes-400-flaws-3-zero-days/
bleepingcomputer[.]com/news/microsoft/windows-11-kb5121003-and-kb5120240-cumulative-updates-released/
bleepingcomputer[.]com/news/microsoft/windows-10-kb5120249-cumulative-update-released-with-fixes/
The only issue I've had was with a 32-bit Win10 Long Term Service Build Virtualbox VM, that I had to restore from backup and install the update downloaded from the catalog. Microsoft is looking into reports that several games won't run after the update. Embark Studios [The Finals] says in its case the problem seems to be the Windows file inpoutx64.sys, publishing steps to remove it.
windowscentral[.]com/microsoft/windows-11/windows-11-patch-tuesday-breaking-pc-games-arc-raiders-temp-fix
Today is Microsoft's August 2026 Patch Tuesday, and with it comes security updates for a massive 400 flaws, including one actively exploited and two publicly disclosed zero-day vulnerabilities.Patch Tuesday addresses 42 "Critical" vulnerabilities, 37 of which are remote code execution and 5 are elevation of privilege.
The approximate number of bugs in each vulnerability category is listed below:
176 Elevation of Privilege Vulnerabilities
11 Security Feature Bypass Vulnerabilities
110 Remote Code Execution Vulnerabilities
86 Information Disclosure Vulnerabilities
12 Denial of Service Vulnerabilities
21 Spoofing Vulnerabilities