Monday , September 28 2026

Alert

CVE-2026-62911
Nearly 22,000 Microsoft Exchange Servers are vulnerable to attack

Microsoft Exchange Server

Almost 22,000 Microsoft Exchange servers are online and still vulnerable to a flaw that lets attackers access all user mailboxes. Tracked as CVE-2026-62911 and reported by Orange Tsai from DEVCORE Research Team, this security flaw impacts Exchange Server 2016, Exchange Server 2019, and Exchange Server Subscription Edition (SE) software. “Authentication bypass …

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