CVE-2026-18634

{
  "id": "CVE-2026-18634",
  "sourceIdentifier": "[email protected]",
  "published": "2026-08-11T21:17:30.880",
  "lastModified": "2026-10-23T20:10:00.160",
  "vulnStatus": "Awaiting Analysis",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An insecure handling of serialized objects vulnerability was found in the one of the service of GMS application 9.5.1 (Build 9510.1044) and earlier versions. A local attacker with the ability to interact with the service could exploit this behavior to perform unauthorized actions through the affected component."
    },
    {
      "lang": "es",
      "value": "Se encontró una vulnerabilidad de manejo inseguro de objetos serializados en uno de los servicios de la aplicación GMS 9.5.1 (Build 9510.1044) y versiones anteriores. Un atacante local con la capacidad de interactuar con el servicio podría explotar este comportamiento para realizar acciones no autorizadas a través del componente afectado."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "SonicWall",
          "product": "GMS",
          "defaultStatus": "unknown",
          "platforms": [
            "Linux"
          ],
          "versions": [
            {
              "version": "9.5.1 and earlier versions",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "baseScore": 8.4,
          "baseSeverity": "HIGH",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 2.5,
        "impactScore": 5.9
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-08-12T04:00:38.330155Z",
          "id": "CVE-2026-18634",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "[email protected]",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-502"
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0011",
      "source": "[email protected]"
    }
  ]
}