Microsoft has issued urgent Microsoft Exchange patching advice in response to a high-severity vulnerability that threatens hybrid Exchange deployments. The flaw, tracked as CVE-2025-53786, could let attackers escalate privileges from on-premises servers into connected Microsoft 365 environments. The Cybersecurity and Infrastructure Security Agency (CISA) has backed Microsoft’s warning, issuing an emergency directive for immediate action.…
Microsoft investigates ongoing SharePoint Online access issues, aiming to identify and resolve disruptions affecting user connectivity and productivity.