CVE-2025-66644
HIGH CISA KEVCVSS v3
7.2
HIGH
EPSS Score
3.1%
exploit probability
CISA KEV
Yes
known exploited
Exploitation
—
SSVC status
Description
Array Networks ArrayOS AG before 9.4.5.9 allows command injection, as exploited in the wild in August through December 2025.
CISA Known Exploited Vulnerability
- Date Added
- 12/8/2025
- Patch Due Date
- 12/29/2025
- Required Action
- Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Technical Details
- CVSS v3 Vector
- 3.1
- Published
- 12/5/2025
- Last Modified
- 12/10/2025
Frequently Asked Questions
What is CVE-2025-66644?
Array Networks ArrayOS AG before 9.4.5.9 allows command injection, as exploited in the wild in August through December 2025.
Is CVE-2025-66644 actively exploited?
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.
What is the CVSS score for CVE-2025-66644?
CVE-2025-66644 has a CVSS v3 base score of 7.2 (HIGH severity), with vector string 3.1.
Is CVE-2025-66644 affecting your environment?
Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.