SharePoint vulnerability CVE-2025-53770 - Successful exploitation via file creation
https://msrc.microsoft.com/blog/2025/07/customer-guidance-for-sharepoint-vulnerability-cve-2025-53770/
Microsoft Sentinel (KQL)

https://msrc.microsoft.com/blog/2025/07/customer-guidance-for-sharepoint-vulnerability-cve-2025-53770/

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