Microsoft Patches 6 Zero-Days in March Patch Tuesday — One Under Active Exploitation
Microsoft's March 2026 Patch Tuesday addressed 87 vulnerabilities including 6 zero-days. CVE-2026-21334, a Windows kernel privilege escalation flaw, is confirmed to be actively exploited in targeted attacks.
SecurityWeek reports the details above as part of its ongoing coverage in the vulnerabilities space. The picture is likely to sharpen over the coming days as other researchers weigh in.
For security teams, the practical question is always the same: what changes because of this? Unpatched systems are the most common route into an organisation. Prioritise patching internet-facing assets and confirm your asset inventory reflects every affected version.
Follow the source link below for the full report and any indicators of compromise the original authors have published.