Microsoft warns of a new zero-day vulnerability that leaves Exchange open to hackers.
A newly discovered zero-day vulnerability in Microsoft Exchange Server has experts declaring an emergency and urging CSOs to ...
A single email, opened in a browser, is all it takes. Microsoft Exchange servers running Outlook Web Access (OWA) are being ...
Microsoft warned Exchange Server customers about critical OWA vulnerability CVE-2026-42897 affecting on-premises deployments.
Microsoft Exchange is a Microsoft email service often used by businesses and academic institutions. Exchange synchronizes email between an Exchange server and your client email app, such as Outlook.