CVE-2025-66644

Dec. 10, 2025, 2 a.m.

7.2
High

Description

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

Product(s) Impacted

Vendor Product Versions
Arraynetworks
  • Arrayos Ag
  • Ag1000
  • Ag1000t
  • Ag1000v5
  • Ag1100
  • Ag1100v5
  • Ag1150
  • Ag1200
  • Ag1200v5
  • Ag1500
  • Ag1500fips
  • Ag1500v5
  • Ag1600
  • Ag1600v5
  • Vxag
  • *
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-78
Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.

*CPE(s)

Affected systems and software identified for this CVE.

Type Vendor Product Version Update Edition Language Software Edition Target Software Target Hardware Other Information
o arraynetworks arrayos_ag / / / / / / / /
h arraynetworks ag1000 - / / / / / / /
h arraynetworks ag1000t - / / / / / / /
h arraynetworks ag1000v5 - / / / / / / /
h arraynetworks ag1100 - / / / / / / /
h arraynetworks ag1100v5 - / / / / / / /
h arraynetworks ag1150 - / / / / / / /
h arraynetworks ag1200 - / / / / / / /
h arraynetworks ag1200v5 - / / / / / / /
h arraynetworks ag1500 - / / / / / / /
h arraynetworks ag1500fips - / / / / / / /
h arraynetworks ag1500v5 - / / / / / / /
h arraynetworks ag1600 - / / / / / / /
h arraynetworks ag1600v5 - / / / / / / /
h arraynetworks vxag - / / / / / / /

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

Tags

cve@mitre.org
CWE-78
2025-12-05
CVE-2025-66644

CVSS Score

7.2 / 10

CVSS Data - 3.1

  • Attack Vector: NETWORK
  • Attack Complexity: LOW
  • Privileges Required: HIGH
  • Scope: UNCHANGED
  • Confidentiality Impact: HIGH
  • Integrity Impact: HIGH
  • Availability Impact: HIGH

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

    View Vector String

Timeline

Published: Dec. 5, 2025, 7:15 p.m.
Last Modified: Dec. 10, 2025, 2 a.m.

Status : Analyzed

CVE has had analysis completed and all data associations made.

More info

Source

cve@mitre.org

Relations

Here is the list of observables linked to the vulnerability CVE-2025-66644 using threat intelligence.

  • ArrayOS AG
  • ArrayOS AG

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.