CVE-2026-18601
9.3
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
Summary
A vulnerability was found in GL.iNet GL-MT3000 up to 4.4.5. This impacts the function ovpn-client.check_config of the file /cgi-bin/glc of the component ovpn-client.so Native Plugin. Performing a manipulation of the argument filename results in command injection. Remote exploitation of the attack is possible. The exploit has been made public and could be used. The vendor was contacted early about this disclosure and confirmed the existence of the vulnerability.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| GL.iNet | GL-MT3000 | 4.4.0 | affected |
| GL.iNet | GL-MT3000 | 4.4.1 | affected |
| GL.iNet | GL-MT3000 | 4.4.2 | affected |
| GL.iNet | GL-MT3000 | 4.4.3 | affected |
| GL.iNet | GL-MT3000 | 4.4.4 | affected |
| GL.iNet | GL-MT3000 | 4.4.5 | affected |
Weaknesses
- CWE-77: Command Injection
- CWE-74: Injection
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: poc
- Automatable: yes
- Technical Impact: total
References
- https://vuldb.com/vuln/385516
- https://vuldb.com/vuln/385516/cti
- https://vuldb.com/cve/CVE-2026-18601
- https://vuldb.com/submit/851540
- https://github.com/StrTzz123/iot_vul/blob/main/GL-iNet/MT3000/4.4.5/ovpn_check_config_glc_rce/CVE.md
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