CISA Adds Exploited SharePoint RCE Zero-Day CVE-2026-58644 to KEV

Kurzinfo

Metadaten

  • Original (extern): Link oeffnen
  • Veroeffentlicht: 2026-07-17 06:42 UTC
  • Importiert: 2026-07-23 11:21 UTC
  • CVSS: 9.8
  • Quelle-ID: thn_global
  • uid_hash: 55a65db85b1692cfed6599327e74cf5ca445b6cf445d08ecb05dfa8d16f19de8
The Hacker News

Inhalt

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.

The vulnerability in question is CVE-2026-58644 (CVSS score: 9.8), a critical deserialization

Verknuepfte CVEs

CVE-ID Severity (Quelle) CVSS (Quelle) Severity (CVE.org) CVSS (CVE.org) EPSS EPSS-Pctl Veroeffentlicht (CVE.org)

CVE-2026-58644

CRITICAL

9.8

CRITICAL

9.8

2026-07-14

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