CVE-2025-66644

Description

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

Scoring

• CVSS: 7.2 (HIGH, 3.1)
• EPSS exploitation probability: Not yet available
• EPSS percentile: Not yet available

CISA KEV status

• Added to KEV: 2025-12-08
• Remediation due date: 2025-12-29
• Known ransomware campaign use: Unknown

Weakness types (CWE)

• CWE-78

References

• https://www.bleepingcomputer.com/news/security/hackers-are-exploiting-arrayos-ag-vpn-flaw-to-plant-webshells/
• https://www.jpcert.or.jp/at/2025/at250024.html
• https://x.com/ArraySupport/status/1921373397533032590
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-66644

More from Array Networks

• CVE-2023-28461 — AG/vxAG ArrayOS