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Microsoft, CISA warn yet another Exchange server bug can lead to 'total domain compromise'
Microsoft and the feds late Wednesday sounded the alarm on another high-severity bug in Exchange Server hybrid deployments that could allow attackers to escalate privileges from on-premises Exchange ...
Administrators with hybrid Exchange Server environments are urged by Microsoft and the US Cybersecurity and Infrastructure Security Agency (CISA) to quickly plug a high-severity vulnerability or risk ...
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Thousands of Microsoft Exchange servers remain unpatched against major threat - here's what to do to stay safe
Microsoft sounded the alarm on a hybrid Exchange bug in early August 2025 However almost 30,000 instances remain vulnerable Microsoft has advised users how to defend their endpoints, so patch now ...
Microsoft Exchange customers have been warned about a new high-severity vulnerability, which could allow an attacker to escalate privileges within an organization’s connected cloud environment. The ...
A critical vulnerability in Microsoft Exchange Server remains unpatched on nearly 30,000 systems worldwide, raising concerns about potential exploitation in hybrid cloud environments. The ...
Microsoft has warned customers to mitigate a high-severity vulnerability in Exchange Server hybrid deployments that could allow attackers to escalate privileges in Exchange Online cloud environments ...
Microsoft is investigating a major security risk in Exchange Server hybrid deployments that could let attackers gain escalated access within connected Microsoft 365 cloud environments. The ...
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