Microsoft's March 2026 security updates address 83 new CVE fixes, including critical vulnerabilities in various products like Windows Server and Azure IoT Explorer. The most urgent patch has a CVE rating of 9.8, potentially allowing attackers to access sensitive telemetry through malformed requests. Azure VM users can now utilize Hotpatching to apply most patches without needing to restart their virtual machines, reducing downtime. Users are advised to prioritize patches with CVSS scores above 8 and assess their specific vulnerabilities to determine which updates to apply first

Microsoft March 2026 Security Updates: Top Patches to Prioritize and Apply

Microsoft's March 2026 security updates include 83 new CVE fixes affecting various products, including Windows Server core services and Azure IoT Explorer. The most critical patch is a CVE-rated 9.8 in the Microsoft Devices Pricing Program, which could allow an attacker to read sensitive telemetry if they send a malformed request. Hotpatching is now available for Azure VM images, allowing users to apply patches without restarting their virtual machines. Users should prioritize applying patches with CVSS scores above 8 and consider their exposure to vulnerabilities when deciding which patches to install first.

Microsoft March 2026 Security Updates: Top Patches to Prioritize and Apply @ NT Compatible