CVE-2026-18614 Details
Description
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.
A command injection vulnerability has been identified in the GL-iNet GL-MT3000 router, affecting versions through 4.4.5. The issue arises in the s2s.enable_echo_server function within the s2s.so native plugin, accessible via the /cgi-bin/glc endpoint. The vulnerability allows for remote exploitation by manipulating the 'port' argument, leading to unauthorized command execution on the device.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Aug 3, 2026CISA-ADP
Assessed Aug 3, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/StrTzz123/iot_vul/blob/main/GL-iNet/MT3000/4.4.5/s2s_enable_echo_server_glc_rce/CVE.md | [email protected] | ExploitTechnical Description |
| https://vuldb.com/cve/CVE-2026-18614 | [email protected] | AdvisoryPermission Required |
| https://vuldb.com/submit/851558 | [email protected] | Issue TrackingPermission Required |
| https://vuldb.com/vuln/385534 | [email protected] | AdvisoryPermission Required |
| https://vuldb.com/vuln/385534/cti | [email protected] | Content Wall |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-74 | Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') | [email protected] |
| CWE-77 | Improper Neutralization of Special Elements used in a Command ('Command Injection') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| GL-iNet GL-MT3000 | <= 4.4.5 (semver) |
CPE
Remediation
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Change History
2 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Aug 3, 2026 | New CVE Received | [email protected] |
| Aug 3, 2026 | CVE Modified | CISA-ADP |