Microsoft Exchange users are urged to mitigate a zero-day vulnerability that CISA has confirmed is under active exploitation.
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 ...
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 has disclosed a new security vulnerability impacting on-premise versions of Exchange Server that it said has come ...
Microsoft warned Exchange Server customers about critical OWA vulnerability CVE-2026-42897 affecting on-premises deployments.
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 ...
A newly discovered zero-day vulnerability in Microsoft Exchange Server has experts declaring an emergency and urging CSOs to ...
Microsoft is working to patch CVE-2026-42897, an Exchange Server zero-day vulnerability that has been exploited in attacks.
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