On Thursday, Microsoft shared mitigations for a high-severity Exchange Server vulnerability exploited in attacks that allow ...
Microsoft warns of a new zero-day vulnerability that leaves Exchange open to hackers.
Microsoft confirmed on May 14 that CVE-2026-42897 — a cross-site scripting flaw in the Outlook Web Access component of Exchange Server 2016, 2019, and Subscription Edition — is under active ...
Microsoft Exchange users are urged to mitigate a zero-day vulnerability that CISA has confirmed is under active exploitation.
Morning Overview on MSN
Microsoft Exchange servers are under active attack through CVE-2026-42897 — a spoofing flaw triggered by opening a single crafted email in Outlook Web Access
A single email, opened in a browser, is all it takes. Microsoft Exchange servers running Outlook Web Access (OWA) are being ...
Microsoft has disclosed a new security vulnerability impacting on-premise versions of Exchange Server that it said has come ...
Microsoft is working to patch CVE-2026-42897, an Exchange Server zero-day vulnerability that has been exploited in attacks.
A newly discovered zero-day vulnerability in Microsoft Exchange Server has experts declaring an emergency and urging CSOs to ...
Microsoft warned Exchange Server customers about critical OWA vulnerability CVE-2026-42897 affecting on-premises deployments.
This article provides possible solutions to the problem in which Outlook cannot connect to the Exchange mailbox. This issue occurs when a user moves his mailbox from one Microsoft Exchange Server to ...
Microsoft is investigating an ongoing outage preventing Outlook on the web users from accessing their Exchange Online mailboxes. According to thousands of user reports on DownDetector, the issue ...
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