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CVE-2018-12382

Status: ModifiedMedium (5.3)—

The displayed addressbar URL can be spoofed on Firefox for Android using a javascript: URI in concert with JavaScript to insert text before the loaded domain name, scrolling the loaded domain out of view to the right. This can lead to user confusion. *This vulnerability only affects Firefox for Android < 62.*

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

Mozilla — Firefox

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2018-12382",
  "cveTags": [],
  "metrics": {
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          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "NONE"
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        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
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          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "NONE",
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          "privilegesRequired": "NONE",
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  "published": "2018-10-18T13:29:05.710",
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          "value": "CWE-20"
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      "lang": "en",
      "value": "The displayed addressbar URL can be spoofed on Firefox for Android using a javascript: URI in concert with JavaScript to insert text before the loaded domain name, scrolling the loaded domain out of view to the right. This can lead to user confusion. *This vulnerability only affects Firefox for Android < 62.*"
    },
    {
      "lang": "es",
      "value": "La URL de la barra de direcciones mostrada puede suplantarse en Firefox para Android mediante un URI javascript: con JavaScript para insertar texto antes del nombre de dominio cargado, desplazando el dominio cargado fuera de la vista hacia la derecha. Esto puede conducir a una confusión de usuarios. *Esta vulnerabilidad solo afecta a Firefox para Android en versiones anteriores a la 62 *."
    }
  ],
  "lastModified": "2026-06-17T01:37:40.273",
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