CVE-2026-58644

Radar advisories

• 2026-07-16 CISA CISA KEV — Fortinet FortiSandbox (CVE-2026-25089) +2 more Two FortiSandbox OS command injection flaws and a SharePoint deserialization flaw have been added to the KEV catalog.
• 2026-07-14 CISA CISA Urges SharePoint Hardening After New Exploitations Active exploitation of CVE-2026-32201, CVE-2026-45659, and CVE-2026-56164 is targeting on-premises SharePoint Server.

Named alongside

• CVE-2026-25089
• CVE-2026-32201
• CVE-2026-39808
• CVE-2026-45659
• CVE-2026-55040
• CVE-2026-56164

References

• NVD ↗
• CVE.org ↗
• CISA KEV catalogue ↗ listed as known exploited