Microsoft has released patches for a high-severity remote code execution vulnerability (CVE-2026-45659) in SharePoint that may be exploited in low-complexity attacks. It affects the SharePoint Server Subscription Edition, SharePoint Server 2019, and SharePoint Enterprise Server 2016. About CVE-2026-45659 CVE-2026-45659 stems from Shareoint deserializing untrusted data, and may be exploited by an authenticated attacker to execute code remotely on a vulnerable SharePoint Server instance – no user interaction required. “The attack complexity is Low (AC:L) because … More →
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