CVE-2026-11447

Description

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".

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CVSS v3.1 Score

6.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

EPSS — Exploit Prediction

0.0107

Probability of exploitation

0.61%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-74 CWE-74

CWE-77 CWE-77

References

Other References

https://github.com/StrTzz123/iot_vul/tree/main/GL-iNet/MT3000/4.4.5/iwinfo_scan_ubus_rce https://vuldb.com/cve/CVE-2026-11447 https://vuldb.com/submit/824951 https://vuldb.com/vuln/369067 https://vuldb.com/vuln/369067/cti

Frequently Asked Questions

What is 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". It has a CVSS v3.1 base score of 6.3 (MEDIUM).

How severe is CVE-2026-11447? +

CVE-2026-11447 has a CVSS v3.1 score of 6.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0107, placing it in the 1th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-11447? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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