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Vulnerability record · CVE-2026-18602 · published 3 August 2026

CVE-2026-18602: Injection vulnerability

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.

8.9 CVSS 4.0 High EPSS 3.6% · top 10.9% CWE-74 · InjectionCWE-77 · Command injection Deferred
8.9CVSS 4.0 base score, v2 10.0
3.6%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
5References
12 Aug 2026Last modified by NVD

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:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

LinkTags
https://github.com/StrTzz123/iot_vul/blob/main/GL-iNet/MT3000/4.4.5/ovpn_get_recommend_config_glc_rce/CVE.md
https://vuldb.com/cve/CVE-2026-18602
https://vuldb.com/submit/851542
https://vuldb.com/vuln/385517
https://vuldb.com/vuln/385517/cti

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Source: NIST National Vulnerability Database (record CVE-2026-18602), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.