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【Vulnerability Alert】Two critical security vulnerabilities have been identified in Microsoft SharePoint Server.

publish date : 2025-10-23 update date : 2025-10-23

Source: Ministry of education information & communication security contingency platform

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Publication Number TACERT-ANA-2025101704101414 Publication Time 2025/10/17 16:53
Incident Type ANA-Vulnerability Alert Discovery Time 2025/10/17 16:53
Impact Level Low    
[Subject]
【Vulnerability Alert】Two critical security vulnerabilities have been identified in Microsoft SharePoint Server.

[Content]
Forwarded from TWCERTCC-200-202510-00000008

Microsoft SharePoint Server is an enterprise-grade collaboration platform that provides document management and team collaboration features, serving as a core system for enterprise information integration.

【CVE-2025-59228，CVSS：8.8】 This is an improper input validation vulnerability that allows an authenticated attacker to execute code remotely over the network.

【CVE-2025-59237，CVSS：8.8】 This is an untrusted data deserialization vulnerability that allows an authenticated attacker to execute code remotely over the network.

Information Sharing Level: WHITE (Information content can be publicly disclosed)

[Affected Platform]
● Microsoft SharePoint Enterprise Server 2016

● Microsoft SharePoint Server 2019

● Microsoft SharePoint Server Subion Edition

[Recommended Actions]
Please follow the remediation steps provided on the official Microsoft website to apply the necessary security updates:

【CVE-2025-59228】https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-59228

【CVE-2025-59237】https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-59237
[Reference]
https://www.twcert.org.tw/tw/cp-169-10446-b41fa-1.html
(This notification is for informational purposes only and does not constitute a cybersecurity incident).
If you have questions or suggestions regarding this notification, please feel free to contact us.
Ministry of education information & communication security contingency platform
Website: https://info.cert.tanet.edu.tw/
Phone: +886-7-5250211
Internet Phone: 98400000
E-Mail: service@cert.tanet.edu.tw
Organizer: Computer Center
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