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ToolShell On-Prem SharePoint Vulnerabilities: Emerging Threat Published on Risk Ledger
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ToolShell On-Prem SharePoint Vulnerabilities: Emerging Threat Published on Risk Ledger

Microsoft has disclosed two vulnerabilities: CVE-2025-53770 (CVSS 9.8/Critical) and CVE-2025-53771. The exploit method is referred to as a “ToolShell” attack. Find out everything you need to know in this new Risk Ledger Emerging Threats blog.
July 22, 2025
5
mins read
ToolShell On-Prem SharePoint Vulnerabilities: Emerging Threat Published on Risk Ledger
Emily Hodges
Chief Operating Officer
Pattern Trapezoid Mesh

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