Cybersecurity · 30 views
CISA Adds Exploited SharePoint RCE Zero-Day CVE-2026-58644 to KEV
The U.S.
Cybersecurity 
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Summary
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Thursday added a newly patched security flaw impacting Microsoft SharePoint Server to its Known Exploited Vulnerabilities (KEV) catalog, requiring Federal Civilian Executive Branch (FCEB) agencies to apply the fixes by July 19, 2026.
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