Microsoft October 2026 Patch Tuesday fixes 1,411 flaws, 3 zero-days

October Patch Tuesday roundup: Over 1,400 Microsoft holes to be plugged, including three zero days

Microsoft released a record-shattering 1,407 CVEs to be plugged today on October Patch Tuesday, breaking the 2020 record of 1,261. The list was so long that its release was several hours later than the usual 1 p.m. Eastern drop time, somewhat frustrating admins. The bugs include three zero-day vulnerabilities, one of which has been exploited. The zero day being exploited, and that should be dealt with immediately, is CVE-2026-96951, a security f…

Microsoft October 2026 Patch Tuesday fixes 1,411 flaws, 3 zero-days

Today is Microsoft's October 2026 Patch Tuesday, with security updates addressing a record-breaking 1,411 flaws, including one actively exploited and two publicly disclosed zero-day vulnerabilities.

Microsoft patches 1,413 flaws, including exploited zero-day

The latest update forces defenders to chase a second exploited Windows Shell zero-day as Outlook reading-pane bugs also widen the attack surface.

Microsoft CVE volumes on relentless upward trajectory

Aided in large part by AI-assisted vulnerability discovery, Microsoft’s October Patch Tuesday update has once again addressed a record number of common vulnerabilities and exposures (CVEs), with over 1,400 flaws listed, mor than in the entirety of 2023. This blows past the previous record of approximately 1,000 set one month ago, which in turn superseded

Microsoft Patch Tuesday for October 2026 — Snort rules and prominent vulnerabilities

Blog post covering the vulnerabilities disclosed during Microsoft Patch Tuesday. Read more →