ACTIVELY EXPLOITED

CVE-2025-66644: Array Networks ArrayOS AG OS Command Injection Vulnerability

Facts
VendorArray Networks
ProductArrayOS AG
Actively exploitedYes
Added to CISA KEV8 Dec 2025
CISA federal deadline29 Dec 2025
Weakness (CWE)CWE-78

Required action (CISA's text)

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Description (NVD)

Array Networks ArrayOS AG contains an OS command injection vulnerability that could allow an attacker to execute arbitrary commands.

SOURCES

Other Array Networks flaws

Data from NVD, CISA KEV, FIRST EPSS and vendor advisories. Updated 10 Nov 2026.