A vulnerability was determined in GL.iNet GL-MT3000 up to 4.4.5. (CVE-2026-18602)
GL.iNet GL-MT3000 devices up to version 4.4.5 contain a remote command injection vulnerability in the ovpn-client.get_recommend_config function within the ovpn-client.so plugin. This vulnerability arises from improper handling of the Hostname argument, allowing an attacker to execute arbitrary commands remotely without authentication. The vulnerability has a high severity with a CVSS score of 9.8 and has been publicly disclosed. The vendor has confirmed the issue but no patch information is currently available.
AI Analysis
Technical Summary
A command injection vulnerability exists in GL.iNet GL-MT3000 firmware versions up to 4.4.5 in the ovpn-client.get_recommend_config function of the ovpn-client.so native plugin. Manipulation of the Hostname argument can lead to remote code execution. The vulnerability is exploitable without privileges or user interaction and affects confidentiality, integrity, and availability. The vendor has acknowledged the vulnerability, which is tracked as CVE-2026-18602 with a CVSS 3.1 score of 9.8 (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).
Potential Impact
Successful exploitation allows an unauthenticated remote attacker to execute arbitrary commands on the affected device, potentially leading to full system compromise including complete loss of confidentiality, integrity, and availability.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict network access to the affected device's management interfaces and monitor for suspicious activity related to the ovpn-client component.
A vulnerability was determined in GL.iNet GL-MT3000 up to 4.4.5. (CVE-2026-18602)
Description
GL.iNet GL-MT3000 devices up to version 4.4.5 contain a remote command injection vulnerability in the ovpn-client.get_recommend_config function within the ovpn-client.so plugin. This vulnerability arises from improper handling of the Hostname argument, allowing an attacker to execute arbitrary commands remotely without authentication. The vulnerability has a high severity with a CVSS score of 9.8 and has been publicly disclosed. The vendor has confirmed the issue but no patch information is currently available.
CVSS v3.1
Score 9.8critical
Affected software
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
A command injection vulnerability exists in GL.iNet GL-MT3000 firmware versions up to 4.4.5 in the ovpn-client.get_recommend_config function of the ovpn-client.so native plugin. Manipulation of the Hostname argument can lead to remote code execution. The vulnerability is exploitable without privileges or user interaction and affects confidentiality, integrity, and availability. The vendor has acknowledged the vulnerability, which is tracked as CVE-2026-18602 with a CVSS 3.1 score of 9.8 (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).
Potential Impact
Successful exploitation allows an unauthenticated remote attacker to execute arbitrary commands on the affected device, potentially leading to full system compromise including complete loss of confidentiality, integrity, and availability.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict network access to the affected device's management interfaces and monitor for suspicious activity related to the ovpn-client component.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-767p-4fhm-3wpv
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-18602"]
- Database Specific Severity
- HIGH
- Cvss Version
- 3.1
Threat ID: 6a710659bf32cb7a3439374b
Added to database: 08/03/2026, 21:21:29 UTC
Last enriched: 08/03/2026, 21:27:51 UTC
Last updated: 09/17/2026, 22:01:33 UTC
Views: 97
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