SharePoint Flaw Initially Listed as Spoofing by Microsoft Enables Authenticated RCE

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Summary by Cyber Security News22 Sep 2026, 13:17 CEST

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A SharePoint Server vulnerability that Microsoft initially classified as a spoofing flaw with a CVSS score of 6.5 actually enables authenticated remote code execution, according to full technical details published today by Viettel Cyber Security researcher Dinh Ho Anh Khoa. The flaw, CVE-2026-65660, affects SharePoint Server 2016, 2019, and Subscription Edition. Patches have been

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