Vulnerability-Lookup

CVE-2026-11406 (GCVE-0-2026-11406)

Vulnerability from cvelistv5 – Published: 2026-06-06 09:15 – Updated: 2026-06-08 16:27

Title

GL.iNet MT3000 OpenVPN Client Import Workflow ovpnclient.sh command injection

Summary

A vulnerability was determined in GL.iNet MT3000 up to 4.4.5. This vulnerability affects unknown code of the file ovpnclient.sh of the component OpenVPN Client Import Workflow. This manipulation causes command injection. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized. Upgrading to version 4.9.0_beta3-1012-0513-1778656146 is able to resolve this issue. You should upgrade the affected component. The vendor confirms: "This issue has been addressed by implementing malicious checks on OpenVPN configuration files to prevent command injection attacks carried through malicious configuration files."

Severity

5.3 (Medium)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

6.3 (Medium)


                        
                          CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C

6.3 (Medium)


                        
                          CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C

SSVC

Exploitation: poc Automatable: no Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

CWE-77 - Command Injection
CWE-74 - Injection

Assigner

VulDB

References

6 references

URL	Tags
https://vuldb.com/vuln/368966	vdb-entry
https://vuldb.com/vuln/368966/cti	signaturepermissions-required
https://vuldb.com/cve/CVE-2026-11406	third-party-advisory
https://vuldb.com/submit/820049	third-party-advisory
https://github.com/StrTzz123/iot_vul/tree/main/GL…	exploit
https://fw.gl-inet.cn/firmware/mt3000/testing/mt3…	patch

Impacted products

1 product

Vendor	Product	Version
GL.iNet	MT3000	Affected: 4.4.0 Affected: 4.4.1 Affected: 4.4.2 Affected: 4.4.3 Affected: 4.4.4 Affected: 4.4.5 Unaffected: 4.9.0_beta3-1012-0513-1778656146 cpe:2.3:o:gl-inet:mt3000_firmware::::::::

Credits

strforexc (VulDB User) VulDB CNA Team

Show details on NVD website

JSON

To clipboard

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}

FKIE_CVE-2026-11406

Vulnerability from fkie_nvd - Published: 2026-06-06 10:16 - Updated: 2026-07-23 07:10

Severity

6.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Summary

References

	URL	Tags
	cna@vuldb.com	https://fw.gl-inet.cn/firmware/mt3000/testing/mt3000-4.9.0_beta3-1012-0513-1778656146.tar
	cna@vuldb.com	https://github.com/StrTzz123/iot_vul/tree/main/GL-iNet/MT3000/4.4.5/ovpn_client_import
	cna@vuldb.com	https://vuldb.com/cve/CVE-2026-11406
	cna@vuldb.com	https://vuldb.com/submit/820049
	cna@vuldb.com	https://vuldb.com/vuln/368966
	cna@vuldb.com	https://vuldb.com/vuln/368966/cti

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:o:gl-inet:mt3000_firmware:*:*:*:*:*:*:*:*"
          ],
          "modules": [
            "OpenVPN Client Import Workflow"
          ],
          "product": "MT3000",
          "vendor": "GL.iNet",
          "versions": [
            {
              "status": "affected",
              "version": "4.4.0"
            },
            {
              "status": "affected",
              "version": "4.4.1"
            },
            {
              "status": "affected",
              "version": "4.4.2"
            },
            {
              "status": "affected",
              "version": "4.4.3"
            },
            {
              "status": "affected",
              "version": "4.4.4"
            },
            {
              "status": "affected",
              "version": "4.4.5"
            },
            {
              "status": "unaffected",
              "version": "4.9.0_beta3-1012-0513-1778656146"
            }
          ]
        }
      ],
      "source": "cna@vuldb.com"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability was determined in GL.iNet MT3000 up to 4.4.5. This vulnerability affects unknown code of the file ovpnclient.sh of the component OpenVPN Client Import Workflow. This manipulation causes command injection. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized. Upgrading to version 4.9.0_beta3-1012-0513-1778656146 is able to resolve this issue. You should upgrade the affected component. The vendor confirms: \"This issue has been addressed by implementing malicious checks on OpenVPN configuration files to prevent command injection attacks carried through malicious configuration files.\""
    },
    {
      "lang": "es",
      "value": "Se determin\u00f3 una vulnerabilidad en GL.iNet MT3000 hasta 4.4.5. Esta vulnerabilidad afecta c\u00f3digo desconocido del archivo ovpnclient.sh del componente Flujo de Trabajo de Importaci\u00f3n de Cliente OpenVPN. Esta manipulaci\u00f3n provoca inyecci\u00f3n de comandos. Es posible la explotaci\u00f3n remota del ataque. El exploit ha sido divulgado p\u00fablicamente y puede ser utilizado. La actualizaci\u00f3n a la versi\u00f3n 4.9.0_beta3-1012-0513-1778656146 puede resolver este problema. Deber\u00eda actualizar el componente afectado. El proveedor confirma: \u0027Este problema ha sido abordado mediante la implementaci\u00f3n de comprobaciones maliciosas en los archivos de configuraci\u00f3n de OpenVPN para prevenir ataques de inyecci\u00f3n de comandos realizados a trav\u00e9s de archivos de configuraci\u00f3n maliciosos.\u0027"
    }
  ],
  "id": "CVE-2026-11406",
  "lastModified": "2026-07-23T07:10:00.113",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 6.5,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 8.0,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "cna@vuldb.com",
        "type": "Secondary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 6.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.4,
        "source": "cna@vuldb.com",
        "type": "Secondary"
      }
    ],
    "cvssMetricV40": [
      {
        "cvssData": {
          "Automatable": "NOT_DEFINED",
          "Recovery": "NOT_DEFINED",
          "Safety": "NOT_DEFINED",
          "attackComplexity": "LOW",
          "attackRequirements": "NONE",
          "attackVector": "NETWORK",
          "availabilityRequirement": "NOT_DEFINED",
          "baseScore": 2.1,
          "baseSeverity": "LOW",
          "confidentialityRequirement": "NOT_DEFINED",
          "exploitMaturity": "PROOF_OF_CONCEPT",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "privilegesRequired": "LOW",
          "providerUrgency": "NOT_DEFINED",
          "subAvailabilityImpact": "NONE",
          "subConfidentialityImpact": "NONE",
          "subIntegrityImpact": "NONE",
          "userInteraction": "NONE",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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",
          "version": "4.0",
          "vulnAvailabilityImpact": "LOW",
          "vulnConfidentialityImpact": "LOW",
          "vulnIntegrityImpact": "LOW",
          "vulnerabilityResponseEffort": "NOT_DEFINED"
        },
        "source": "cna@vuldb.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-11406",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-06-08T16:27:49.061711Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-06-06T10:16:27.017",
  "references": [
    {
      "source": "cna@vuldb.com",
      "url": "https://fw.gl-inet.cn/firmware/mt3000/testing/mt3000-4.9.0_beta3-1012-0513-1778656146.tar"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://github.com/StrTzz123/iot_vul/tree/main/GL-iNet/MT3000/4.4.5/ovpn_client_import"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/cve/CVE-2026-11406"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/submit/820049"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/vuln/368966"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/vuln/368966/cti"
    }
  ],
  "sourceIdentifier": "cna@vuldb.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-74"
        },
        {
          "lang": "en",
          "value": "CWE-77"
        }
      ],
      "source": "cna@vuldb.com",
      "type": "Secondary"
    }
  ]
}

GHSA-6QR8-C78Q-5FG9

Vulnerability from github – Published: 2026-06-06 12:31 – Updated: 2026-06-06 12:31

Details

Severity

6.3 (Medium)


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

2.1 (Low)


                  
                    CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-11406"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-74"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-06-06T10:16:27Z",
    "severity": "LOW"
  },
  "details": "A vulnerability was determined in GL.iNet MT3000 up to 4.4.5. This vulnerability affects unknown code of the file ovpnclient.sh of the component OpenVPN Client Import Workflow. This manipulation causes command injection. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized. Upgrading to version 4.9.0_beta3-1012-0513-1778656146 is able to resolve this issue. You should upgrade the affected component. The vendor confirms: \"This issue has been addressed by implementing malicious checks on OpenVPN configuration files to prevent command injection attacks carried through malicious configuration files.\"",
  "id": "GHSA-6qr8-c78q-5fg9",
  "modified": "2026-06-06T12:31:37Z",
  "published": "2026-06-06T12:31:37Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-11406"
    },
    {
      "type": "WEB",
      "url": "https://fw.gl-inet.cn/firmware/mt3000/testing/mt3000-4.9.0_beta3-1012-0513-1778656146.tar"
    },
    {
      "type": "WEB",
      "url": "https://github.com/StrTzz123/iot_vul/tree/main/GL-iNet/MT3000/4.4.5/ovpn_client_import"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/cve/CVE-2026-11406"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/submit/820049"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/368966"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/368966/cti"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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",
      "type": "CVSS_V4"
    }
  ]
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.

Action not permitted

CVE-2026-11406 (GCVE-0-2026-11406)

FKIE_CVE-2026-11406

GHSA-6QR8-C78Q-5FG9

Tags

Sightings

Nomenclature