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GL.iNet GL-MT3000 EUVD-2026-34979

| CVE-2026-11448 MEDIUM
Command Injection (CWE-77)
2026-06-07 VulDB GHSA-pg7m-jpvg-gp32
5.1
CVSS 4.0 · NVD
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Severity by source

NVD PRIMARY
5.1 MEDIUM
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
X

Lifecycle Timeline

2
CVSS changed
Jun 07, 2026 - 03:22 NVD
4.7 (MEDIUM) 5.1 (MEDIUM)
Analysis Generated
Jun 07, 2026 - 02:57 vuln.today

DescriptionCVE.org

A weakness has been identified in GL.iNet GL-MT3000 up to 4.4.5. The affected element is the function realpath of the file /rpc of the component Minidlna Service. This manipulation of the argument kube. set causes command injection. The attack is possible to be carried out remotely. Upgrading to version 4.7 is sufficient to fix this issue. It is recommended to upgrade the affected component. The vendor confirms: "Starting from version 4.7, SDK has added global protection to intercept malicious injection".

AnalysisAI

Remote command injection in GL.iNet GL-MT3000 firmware versions up to 4.4.5 enables a network-reachable, high-privilege attacker to execute arbitrary OS commands through the Minidlna service's /rpc endpoint by manipulating the kube.set argument of the realpath function. The vendor has confirmed the vulnerability and released a fix in firmware version 4.7, citing SDK-level global sanitization as the remediation. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
Acquire GL-MT3000 admin credentials (default or stolen)
Delivery
Authenticate to device admin session over network
Exploit
Send crafted RPC request to /rpc Minidlna endpoint
Execution
Inject shell metacharacters in kube.set argument
Persist
Unsanitized input passed to realpath shell invocation
Impact
Execute arbitrary OS commands on router

Vulnerability AssessmentAI

Exploitation Exploitation requires an authenticated session with high-privilege (administrator-level) credentials on the GL-MT3000 device, as confirmed by CVSS PR:H. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The CVSS 4.7 Medium score is primarily constrained by PR:H (high privileges required), meaning an attacker must already hold administrator-level credentials before exploitation - substantially narrowing the realistic threat surface despite the network-accessible attack vector (AV:N) and low attack complexity (AC:L). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario An attacker who has obtained GL-MT3000 administrator credentials - through default password reuse, credential theft, or a prior compromise - sends a crafted POST request to the device's /rpc endpoint, embedding shell metacharacters in the kube.set argument processed by the Minidlna service's realpath function. The unsanitized argument is passed directly into a system command, causing the router to execute the injected payload with device-level privileges. …
Remediation Upgrade GL.iNet GL-MT3000 firmware to version 4.7 or later, which the vendor has confirmed includes SDK-level global protection to intercept malicious injection across the platform. … Detailed patch versions, workarounds, and compensating controls in full report.

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EUVD-2026-34979 vulnerability details – vuln.today

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