What is CVE-2026-11447?

CVE-2026-11447 is a medium-severity vulnerability in Gl.inet Gl-Mt3000, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 6.3/10. Published 2026-06-07.

How severe is CVE-2026-11447?

Medium severity. CVSS v3 base score is 6.3 out of 10.

RCE in Gl.inet Gl-Mt3000

CVE-2026-11447

A security flaw has been discovered in GL.iNet GL-MT3000 up to 4.4.5. Impacted is the function iwinfo_backend of the file iwinfo.so of the component MTK Backend. The manipulation of the argument device results in command injection. The attack can be executed remotely. The exploit has been released to the public and may be used for attacks. Upgrading to version 4.7 is recommended to address this issue. Upgrading the affected component is recommended. The vendor confirms: "Starting from version 4.7, SDK has added global protection to intercept malicious injection".

EPSS: 0.011 (63.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

Affected products

Gl.inet Gl-mt3000 — versions 4.4.0, 4.4.1, 4.4.2

Weakness classification (CWE)

References

cna@vuldb.com (exploit)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (technical-description, vdb-entry)
cna@vuldb.com (signature, permissions-required)

Frequently asked questions

What is CVE-2026-11447?: CVE-2026-11447 is a medium-severity vulnerability in Gl.inet Gl-Mt3000, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 6.3/10. Published 2026-06-07.
How severe is CVE-2026-11447?: Medium severity. CVSS v3 base score is 6.3 out of 10.