Microsoft Releases August 2026 Patch Tuesday Updates, Addressing Over 400 Vulnerabilities Including a Zero-Day Exploit

Microsoft's August 2026 Patch Tuesday addresses 421 vulnerabilities across its products and services, including one zero-day (CVE-2026-68820) actively exploited by North Korean attackers to deploy a kernel-mode rootkit. The updates also fix three publicly disclosed vulnerabilities and numerous high-severity issues, emphasizing the critical need for timely patching to mitigate risks like remote code execution and privilege escalation.