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CVE-2026-45454ImportantMonitor

Microsoft SharePoint Remote Code Execution Vulnerability

Severity Important  ·  Urgency Monitor

Why it matters: Important severity (CVSS 6.5)

Remote Code Execution · Important · CVSS 6.5. Affects: SharePoint Server.

CVSS 6.5EPSS 1.6%Update published 2026-06-23Source updated 2026-06-23KB5002880NVD

Affected: SharePoint Server

Change history

2026-06-23 · First seen

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