VulnerabilitycriticalExploited in the wild

Microsoft Patches SharePoint RCE Flaw CVE-2026

The Hacker Newsby @TheHackersNewsMay 26, 2026 · 11:49 UTC (May 26, 2026)1 min read3

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Analyze CVE-2026-45659 with Vani AIImpact, affected versions, exploitation, mitigations and detection

CVEs: CVE-2026-45659 CVE-2026-32201

Tags: cve-2026-32201 cve-2026-45659 vulnerability

Vulnerabilities mentioned

All

CVE	Vulnerability	CVSS	EPSS	Signals	Published
CVE-2026-32201	Improper Input Validation Spoofing Vulnerability in Microsoft SharePoint Server	6.5	43%	KEV	Apr 14, 2026 KEV Apr 14, 2026
CVE-2026-45659	Authenticated Deserialization RCE in Microsoft SharePoint Server (Actively Exploited)	8.8	80%	KEVRansomware	May 22, 2026 KEV Jul 1, 2026

From the original article

1 min read at thehackernews.com

 Ravie Lakshmanan  May 26, 2026 Vulnerability / Enterprise Security Microsoft has rolled out updates to fix a remote code execution vulnerability impacting SharePoint that could be exploited by bad actors in attacks without requiring any specialized conditions to be met. The vulnerability, tracked as CVE-2026-45659 , carries a CVSS score of 8. 8.

The Hacker News

By @TheHackersNews · thehackernews.com

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