Microsoft fixes over 1,000 vulnerabilities, addresses zero-day in Outlook

Microsoft released its Patch Tuesday update on November 10, 2026, correcting approximately 1,093 vulnerabilities, including 63 classified as critical. A zero-day flaw in Outlook has already been exploited, allowing the exposure of NTLMv2 hashes when a user opens a malicious file. Urgent updates and new priorities are advised for those managing enterprise networks.