Topic

Microsoft Exchange

Reporting and analysis related to Microsoft Exchange.

Articles: 1
Desk: 1

Microsoft Exchange OWA CVE-2026-42897 zero-day mitigation diagram

Microsoft Confirms Exploited Exchange OWA Vulnerability as CVE-2026-42897

Microsoft has disclosed CVE-2026-42897, a high-severity Exchange Server Outlook Web Access vulnerability affecting on-premises deployments, with mitigation available while a permanent fix is pending.

May 15 · 4 min