CVE-2026-18614
criticalA vulnerability was found in GL-iNet GL-MT3000 up to 4.4.5.
A vulnerability was found in GL-iNet GL-MT3000 up to 4.4.5. Impacted is the function s2s.enable_echo_server of the file /cgi-bin/glc of the component s2s.so Native Plugin. Performing a manipulation of the argument port results in command injection. The attack may be initiated remotely. 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.
CVSS
9.8
9.8 (CVSS v3.1)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Severity source: NVD CVSS v3.1 (cna@vuldb.com)
Timeline (UTC)
Published: 2026-08-03 19:16
Modified: 2026-10-23 21:10
NVD status: Deferred
Last synced 3 days ago
Verified against the source API 2026-10-27 07:07 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://github.com/StrTzz123/iot_vul/blob/main/GL-iNet/MT3000/4.4.5/s2s_enable_echo_server... cna@vuldb.com
- https://vuldb.com/cve/CVE-2026-18614 cna@vuldb.com
- https://vuldb.com/submit/851558 cna@vuldb.com
- https://vuldb.com/vuln/385534 cna@vuldb.com
- https://vuldb.com/vuln/385534/cti cna@vuldb.com
Data sources
NVD CVE API 2.0 — fetched 2026-10-27 07:07 UTC · record ↗