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Active Exploitation of Microsoft SharePoint Vulnerabilities

· Published 22/07/2025 08:31 · Modified 22/07/2025 09:29

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Essential information

Published
22/07/2025 08:31
Modified
22/07/2025 09:29
Tags
2025-07-22 CVE-2025-49704 CVE-2025-49706 CVE-2025-53770 CVE-2025-53771 cve education exploitation government healthcare microsoft sharepoint on-premises vulnerability
Related entities
13 vulnerabilities (cve), 24 observables, 13 techniques (mitre), 3 others

Description

Unit 42 is tracking ongoing threat activity targeting servers, particularly within , schools, , and large enterprises. Multiple vulnerabilities (, , , ) allow unauthenticated attackers to access restricted functionality and execute arbitrary commands. Active has been observed, with attackers bypassing identity controls, exfiltrating data, deploying backdoors, and stealing cryptographic keys. Affected organizations are urged to immediately disconnect vulnerable servers, apply patches, rotate cryptographic material, and engage professional incident response. The vulnerabilities impact SharePoint Enterprise Server 2016 and 2019, with some also affecting SharePoint Server Subscription Edition. Cloud-based SharePoint is not affected.

Related entities

Vulnerabilities, IOCs, intrusion sets, MITRE techniques and other entities referenced in this report.

External references