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Addressing Exchange Server May 2026 vulnerability CVE-2026-42897 UPDATE June 9, 2026: Please see our release blog post for June 2026 Security Update for more information on this CVE: Released: June 2026 Exchange Server Security Updates | Microsoft Community Hub On May 14, 2026, Microsoft disclosed CVE-2026-42897, a reported vulnerability affecting Exchange Outlook Web Access (OWA) An attacker could exploit this issue by sending a specially crafted email
Introducing Exchange Online Tenant Outbound Email Limits Update 4 7 2026: Updated the date for largest tenant group As with all cloud services, Exchange Online imposes service limits to prevent misuse of Exchange Online resources and ensure availability for all users For example, aside from the High-volume Email offering, Exchange Online doesn’t support bulk or high-volume email, yet until now we’ve mostly used only a per-mailbox daily send
The Skills Hub Blog | Microsoft Community Hub This graduation season, build the skills employers are looking for, create proof-of-work to get you noticed, grow as a global student community leader And explore free tools offers to help you bui