CVE-2026-120231 (GCVE-0-2026-120231)

Vulnerability from cvelistv5 – Published: 2026-11-01 14:45 – Updated: 2026-11-01 14:45
VLAI
Title
WAVLINK WN553X1-B OpenVPN CLI ioos sub_416568 os command injection
Summary
A vulnerability was determined in WAVLINK WN553X1-B V260403_2.0.0. The affected element is the function sub_416568 of the file /bin/ioos of the component OpenVPN CLI Handler. This manipulation of the argument file_id causes os command injection. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure.
Severity
9.4 (Critical)
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P
9.9 (Critical)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R
9.9 (Critical)
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R
CWE
Assigner
VulDB CNA under the mitre root
CNA scorecard B 83/100 over 3762 records in the last 180 days details
References
URL Tags
https://vuldb.com/vuln/429590 vdb-entrytechnical-description
https://vuldb.com/vuln/429590/cti signaturepermissions-required
https://vuldb.com/cve/CVE-2026-120231 third-party-advisory
https://vuldb.com/submit/919247 third-party-advisory
https://github.com/senxitoyshuyi-ui/HACKALL/blob/… exploit
Impacted products
Vendor Product Version CPE status
WAVLINK WN553X1-B Affected: V260403_2.0.0
    cpe:2.3:a:wavlink:wn553x1-b:*:*:*:*:*:*:*:*
Create a notification for this product.
Credits
shuyi (VulDB User) VulDB CNA Team
Show details on NVD website
To clipboard 

{
  "containers": {
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      "affected": [
        {
          "cpes": [
            "cpe:2.3:a:wavlink:wn553x1-b:*:*:*:*:*:*:*:*"
          ],
          "modules": [
            "OpenVPN CLI Handler"
          ],
          "product": "WN553X1-B",
          "vendor": "WAVLINK",
          "versions": [
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              "version": "V260403_2.0.0"
            }
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        }
      ],
      "credits": [
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          "type": "reporter",
          "value": "shuyi (VulDB User)"
        },
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        }
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        }
      ],
      "metrics": [
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            "baseSeverity": "CRITICAL",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P",
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      "providerMetadata": {
        "dateUpdated": "2026-11-01T14:45:17.308Z",
        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
      },
      "references": [
        {
          "name": "VDB-429590 | WAVLINK WN553X1-B OpenVPN CLI ioos sub_416568 os command injection",
          "tags": [
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          ],
          "url": "https://vuldb.com/vuln/429590"
        },
        {
          "name": "VDB-429590 | CTI Indicators (IOB, IOC, TTP, IOA)",
          "tags": [
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            "permissions-required"
          ],
          "url": "https://vuldb.com/vuln/429590/cti"
        },
        {
          "name": "CVE-2026-120231 | CVE Analysis and Report",
          "tags": [
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          ],
          "url": "https://vuldb.com/cve/CVE-2026-120231"
        },
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          "name": "Submit #919247 | Wavlink Router Firmware V260403_2.0.0 Command Injection",
          "tags": [
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          ],
          "url": "https://vuldb.com/submit/919247"
        },
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          "value": "Advisory disclosed"
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          "time": "2026-10-31T01:00:00.000Z",
          "value": "VulDB entry created"
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          "lang": "en",
          "time": "2026-10-31T20:43:25.000Z",
          "value": "VulDB entry last update"
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      ],
      "title": "WAVLINK WN553X1-B OpenVPN CLI ioos sub_416568 os command injection",
      "x_generator": [
        "VulDB PVTS v202611"
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    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2026-120231",
    "datePublished": "2026-11-01T14:45:17.308Z",
    "dateReserved": "2026-10-31T19:35:30.841Z",
    "dateUpdated": "2026-11-01T14:45:17.308Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
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        "affected": [
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              {
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                  "cpe:2.3:a:wavlink:wn553x1-b:*:*:*:*:*:*:*:*"
                ],
                "modules": [
                  "OpenVPN CLI Handler"
                ],
                "product": "WN553X1-B",
                "vendor": "WAVLINK",
                "versions": [
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                    "version": "V260403_2.0.0"
                  }
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            ],
            "source": "cna@vuldb.com"
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "A vulnerability was determined in WAVLINK WN553X1-B V260403_2.0.0. The affected element is the function sub_416568 of the file /bin/ioos of the component OpenVPN CLI Handler. This manipulation of the argument file_id causes os command injection. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure."
          }
        ],
        "id": "CVE-2026-120231",
        "lastModified": "2026-11-01T15:17:23.053",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "HIGH",
              "cvssData": {
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                "authentication": "SINGLE",
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            }
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                "attackVector": "NETWORK",
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                "baseSeverity": "CRITICAL",
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          ],
          "cvssMetricV40": [
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              "cvssData": {
                "Automatable": "NOT_DEFINED",
                "Recovery": "NOT_DEFINED",
                "Safety": "NOT_DEFINED",
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                "attackRequirements": "NONE",
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                "availabilityRequirement": "NOT_DEFINED",
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                "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": "HIGH",
                "subConfidentialityImpact": "HIGH",
                "subIntegrityImpact": "HIGH",
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                "valueDensity": "NOT_DEFINED",
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                "vulnerabilityResponseEffort": "NOT_DEFINED"
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  }
}



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