Vulnerability Research
July 20, 2025
CVE-2025-53770 Unauthenticated SharePoint RCE ("ToolShell") Exploit Uncovered
a critical zero-day vulnerability, CVE-2025-53770, was uncovered in on-premises Microsoft SharePoint servers, enabling unauthenticated remote code execution. This exploit, known as "ToolShell," is actively being used in the wild and affects SharePoint 2013, 2016, 2019, and Subscription Edition.
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