CVSS v3
9.8
CRITICAL
EPSS Score
3.1%
exploit probability
CISA KEV
Yes
known exploited
Exploitation
—
SSVC status
Array Networks ArrayOS AG before 9.4.5.9 allows command injection, as exploited in the wild in August through December 2025.
Array Networks ArrayOS AG before 9.4.5.9 allows command injection, as exploited in the wild in August through December 2025.
Yes. CVE-2025-66644 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 12/29/2025.
CVE-2025-66644 has a CVSS v3 base score of 9.8 (CRITICAL severity).
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