CVE-2025-66644
Array Networks ArrayOS AG before 9.4.5.9 allows command injection, as exploited in the wild in...
Array Networks ArrayOS AG before 9.4.5.9 allows command injection, as exploited in the wild in August through December 2025.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Array Networks ArrayOS AG before 9.4.5.9 allows command injection, as exploited in the wild in August through December 2025.
- Record
CVE-2025-66644- CVSS 3.1
- 7.2 High
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-78
- Updated
- 2026-11-02
EUVDEUVD-2025-201500
Array Networks ArrayOS AG before 9.4.5.9 allows command injection, as exploited in the wild in August through December 2025.
- Record
EUVD-2025-201500- CVSS 3.1
- 7.2 High
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-hqfm-g725-ccqr
Array Networks ArrayOS AG before 9.4.5.9 allows command injection, as exploited in the wild in...
Array Networks ArrayOS AG before 9.4.5.9 allows command injection, as exploited in the wild in August through December 2025.
- Record
GHSA-hqfm-g725-ccqr- CVSS 3.1
- 7.2 High
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-78
- Updated
- 2026-11-02
CISA KEV No score
Array Networks ArrayOS AG OS Command Injection Vulnerability
Array Networks ArrayOS AG contains an OS command injection vulnerability that could allow an attacker to execute arbitrary commands.
- Record
CVE-2025-66644- Weakness
- CWE-78
- Updated
- 2026-11-02
NVD
Array Networks ArrayOS AG before 9.4.5.9 allows command injection, as exploited in the wild in August through December 2025.
- Record
CVE-2025-66644- CVSS 3.1
- 7.2 High
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-78
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| exploitation | ||
| first indexed | CVE List, EUVD, GitHub Advisories, CISA KEV, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-66644 is a high vulnerability (CVSS 7.2) in Array Networks Arrayos Ag, published December 5, 2025. CISA lists it as known to be exploited, since December 8, 2025. EUVD reports exploitation since December 8, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.33%, the 88th percentile. No source names a fixed version.
References
jpcert.or.jp/at/2025/at250024.html
x.com/ArraySupport/status/1921373397533032590
bleepingcomputer.com/news/security/hackers-are-exploiting-arrayos-ag-vpn-flaw-to-plant-webshells
cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-66644
nvd.nist.gov/vuln/detail/CVE-2025-66644
github.com/advisories/GHSA-hqfm-g725-ccqr