CISA and Microsoft warn of CVE-2025-53786, a high-severity Exchange flaw allowing privilege escalation in hybrid cloud environments. CISA and Microsoft warn of a high-severity flaw, tracked as CVE-2025-53786, in Exchange hybrid deployments that allows attackers to escalate privileges in cloud setups. Microsoft address the vulnerability in Exchange Server 2016, 2019 and Subscription Edition RTM. The […]
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