CISA adds three known exploited vulnerabilities to catalog

CISA has added three new vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog, based on evidence of active exploitation:

CVE-2026-25089 Fortinet FortiSandbox OS Command Injection Vulnerability, CVE-2026-39808 Fortinet FortiSandbox OS Command Injection Vulnerability, CVE-2026-58644 Microsoft SharePoint Deserialization of Untrusted Data Vulnerability.

These types of vulnerabilities are frequent attack vectors for malicious cyber actors and pose significant risks to the federal enterprise.

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