SharePoint vulnerability CVE-2025-53770

Dileep Kumar Ch@DileepKumarCh

•updated Jul 28, 2025•8•5•80

CVE-2025-53770 is a critical zero-day vulnerability in on-premise Microsoft SharePoint Server, actively exploited in the wild, allowing unauthenticated remote code execution (RCE) with a CVSS score of 9.8. This means attackers can execute arbitrary code on a vulnerable server without needing login credentials.