CISA Adds Exploited SharePoint RCE Zero-Day CVE-2026-58644 to KEV
CISA Adds Exploited SharePoint RCE Zero-Day CVE-2026-58644 to KEV Source: The Hacker News 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 Read original