Critical severity · published Aug 3, 2026
CVE-2026-18602
GL.iNet GL-MT3000 ovpn-client.so Native Plugin glc ovpn-client.get_recommend_config command injection
9.8
CVSS
3.6%
EPSS
No
On KEV
Description
A vulnerability was determined in GL.iNet GL-MT3000 up to 4.4.5. Affected is the function ovpn-client.get_recommend_config of the file /cgi-bin/glc of the component ovpn-client.so Native Plugin. Executing a manipulation of the argument Hostname can lead to command injection. The attack can be executed remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure and confirmed the existence of the vulnerability.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.6% · higher than 89% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GL
GL-MT3000 · GL.iNet
4.4.0; 4.4.1; 4.4.2; 4.4.3; 4.4.4; 4.4.5 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-18602
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-18602
github.com
https://github.com/StrTzz123/iot_vul/blob/main/GL-iNet/MT3000/4.4.5/ovpn_get_recommend_config_glc_rce/CVE.md
vuldb.com
https://vuldb.com/cve/CVE-2026-18602
vuldb.com
https://vuldb.com/submit/851542
vuldb.com
https://vuldb.com/vuln/385517
vuldb.com
https://vuldb.com/vuln/385517/cti
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