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CVE-2026-11447— GL.iNet GL-MT3000 MTK Backend iwinfo.so iwinfo_backend command injection

Quick assessment

Affected
GL.iNet GL-MT3000
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

GL.iNet GL-MT3000是中国广联智通（GL.iNet）公司的一款支持Wi-Fi 6和VPN功能的便携式旅行路由器。 GL.iNet GL-MT3000 4.4.5及之前版本存在命令注入漏洞，该漏洞源于MTK Backend组件文件iwinfo.so中函数iwinfo_backend对参数device的错误操作，可能导致命令注入。

CVSS 6.3 · Medium EPSS 1.07% · P64

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 7

VendorProduct Version RangeStatus
GL.iNet GL-MT3000 4.4.0 affected
4.4.1 affected
4.4.2 affected
4.4.3 affected
4.4.4 affected
4.4.5 affected
4.7 unaffected
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I. Basic Information for CVE-2026-11447

Vulnerability Information
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Vulnerability Title
GL.iNet GL-MT3000 MTK Backend iwinfo.so iwinfo_backend command injection
Source: CVE Program / CVE List V5
Vulnerability 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".
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
在命令中使用的特殊元素转义处理不恰当(命令注入)
Source: CVE Program / CVE List V5
Vulnerability Title
GL.iNet GL-MT3000 命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
GL.iNet GL-MT3000是中国广联智通（GL.iNet）公司的一款支持Wi-Fi 6和VPN功能的便携式旅行路由器。 GL.iNet GL-MT3000 4.4.5及之前版本存在命令注入漏洞，该漏洞源于MTK Backend组件文件iwinfo.so中函数iwinfo_backend对参数device的错误操作，可能导致命令注入。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
GL.iNet GL-MT3000 4.4.0 cpe:2.3:o:gl-inet:gl-mt3000_firmware:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-11447

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III. Intelligence Information for CVE-2026-11447

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Proof of Concept for CVE-2026-11447 (1)

Same Patch Batch · GL.iNet · 2026-06-07 · 6 CVEs total

CVE-2026-11452 7.3 HIGH GL.iNet GL-MT3000 SET_USER_PWD glc FUN_0042e200 command injection
CVE-2026-11451 7.3 HIGH GL.iNet GL-MT3000 FTP Protocol glc snprintf command injection
CVE-2026-11450 7.3 HIGH GL.iNet GL-MT3000 Path Normalization dlopen command injection
CVE-2026-11449 6.3 MEDIUM GL.iNet GL-MT3000 LuCI JSON-RPC rpc rpc_sys command injection
CVE-2026-11448 4.7 MEDIUM GL.iNet GL-MT3000 Minidlna Service rpc realpath command injection

IV. Related Vulnerabilities

Same product: GL-MT3000
Same vendor: GL.iNet
Same weakness: CWE-77

V. Comments for CVE-2026-11447

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