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 ...

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 ...

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 ...

Microsoft has released a patch for CVE-2025-53786, an Elevation of Privilege vulnerability that affects Microsoft Exchange Server 2016 and 2019. Microsoft has shared information about CVE-2025-53786, ...

Enterprise hybrid cloud strategies are entering a new phase as AI-driven workloads, advanced security frameworks, and custom TPU hardware reshape economics and governance. Providers like Google, AWS, ...

Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. Update, August 10, 2025: This story, originally published on ...

CISA has issued an emergency directive ordering all Federal Civilian Executive Branch (FCEB) agencies to mitigate a critical Microsoft Exchange hybrid vulnerability tracked as CVE-2025-53786 by Monday ...

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 ...

New data shows that a surge in AI and hybrid cloud architectures is creating dangerous gaps, and security teams can’t keep up. A startling 91% of organizations admit to making risky security ...