Microsoft Released Emergency Security Update to Patch Critical SharePoint 0-Day Vulnerability

Microsoft has issued an urgent security advisory addressing critical zero-day vulnerabilities in on-premises SharePoint Server that attackers are actively exploiting.  The vulnerabilities, assigned as CVE-2025-53770 and CVE-2025-53771, pose immediate risks to organizations running SharePoint infrastructure and require immediate remediation. Key Takeaways1. Active zero-day attacks targeting on-premises SharePoint servers via CVE-2025-53770 and CVE-2025-53771.2. Apply security updates […]...