CVE-2025-66644

HIGH CISA KEV
Published Dec 5, 2025 Modified Dec 10, 2025 CWE-78

Description

Array Networks ArrayOS AG before 9.4.5.9 allows command injection, as exploited in the wild in August through December 2025.

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CVSS v3.1 Score

7.2
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CISA Known Exploited Vulnerability

This vulnerability is actively exploited in the wild.

Added: Dec 8, 2025 Remediation due: Dec 29, 2025

Weakness Type (CWE)

CWE-78 OS Command Injection

Affected Products

Vendor Product
arraynetworks arrayos_ag
arraynetworks ag1000
arraynetworks ag1000t
arraynetworks ag1000v5
arraynetworks ag1100
arraynetworks ag1100v5
arraynetworks ag1150
arraynetworks ag1200
arraynetworks ag1200v5
arraynetworks ag1500
arraynetworks ag1500fips
arraynetworks ag1500v5
arraynetworks ag1600
arraynetworks ag1600v5
arraynetworks vxag

References

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. It has a CVSS v3.1 base score of 7.2 (HIGH). This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog, indicating active exploitation in the wild.
How severe is CVE-2025-66644? +
CVE-2025-66644 has a CVSS v3.1 score of 7.2 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.
What products are affected by CVE-2025-66644? +
CVE-2025-66644 affects products from arraynetworks, specifically: ag1000, ag1000t, ag1000v5, ag1100, ag1100v5, ag1150, ag1200, ag1200v5, ag1500, ag1500fips, ag1500v5, ag1600, ag1600v5, arrayos_ag, vxag. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2025-66644? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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