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thehackernews.com 7/17/2026, 7:40:51 AM · external

CISA Adds SharePoint Zero Day Exploit CVE-2026-58644 to KEV Catalog

CISA Adds SharePoint Zero Day Exploit CVE-2026-58644 to KEV Catalog
Developing story vulnerability 27 articles tracked
CISA adds multiple vulnerabilities to Known Exploited Vulnerabilities catalogue
CyberSIXT Evidence Panel
CVE Intel
CVE-2026-58644 - NVD CISA KEV due 2026-07-19 9.8 CRITICAL
CISA KEV Listed in KEV
Patch Patch Available

CISA has added the exploited SharePoint RCE zero-day vulnerability, identified as CVE-2026-58644, to its Known Exploited Vulnerabilities (KEV) catalog. This move emphasizes heightened concerns regarding cybersecurity threats related to Microsoft SharePoint, urging organizations to take immediate action to patch the vulnerability and enhance their defenses against potential exploits.

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