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Microsoft Patches Record 974 Flaws, Including Two Exploited Windows Zero-Days

September 9, 2026

Microsoft Patches Record 974 Flaws, Including Two Exploited Windows Zero-Days Ravie LakshmananSep 09, 2026Zero-Day / Vulnerability Microsoft on Tuesday broke Patch Tuesday records by addressing an earth-shattering 974 vulnerabilities spanning its software portfolio, including two flaws that it said have been actively exploited in the wild. These include 723 flaws in Windows, 111 in Office and Office 2016, 62 in SQL, and 22 in Developer Tools. Of these, over 110 shortcomings have been assigned a critical severity rating. Three prominent vulnerability types, namely privilege escalation, remote code execution, and information disclosure, account for nearly 90% of the flaws patched this month. Along with Microsoft's fixes for 25 non-Microsoft CVEs, the update brings the total number of vulnerabilities resolved to 999.…

CVEs: CVE-2026-85880, CVE-2026-81963, CVE-2023-21674, CVE-2026-55007, CVE-2026-80097, CVE-2026-69465, CVE-2026-65669, CVE-2026-69525, CVE-2026-69595, CVE-2026-69730, CVE-2026-69829, CVE-2026-72979