{
  "containers": {
    "cna": {
      "affected": [
        {
          "product": "Focus",
          "vendor": "Mozilla",
          "versions": [
            {
              "lessThan": "138",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "James Lee"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Websites directing users to long URLs that caused eliding to occur in the location view could leverage the truncating behavior to potentially trick users into thinking they were on a different webpage This vulnerability affects Focus \u003c 138."
            }
          ],
          "value": "Websites directing users to long URLs that caused eliding to occur in the location view could leverage the truncating behavior to potentially trick users into thinking they were on a different webpage This vulnerability affects Focus \u003c 138."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Firefox Focus elide URL allows address bar spoofing",
              "lang": "en",
              "type": "text"
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          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-04-30T16:30:18.670Z",
        "orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
        "shortName": "mozilla"
      },
      "references": [
        {
          "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1951533"
        },
        {
          "url": "https://www.mozilla.org/security/advisories/mfsa2025-33/"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
    "assignerShortName": "mozilla",
    "cveId": "CVE-2025-3859",
    "datePublished": "2025-04-30T16:30:18.670Z",
    "dateReserved": "2025-04-21T16:01:02.407Z",
    "dateUpdated": "2025-04-30T16:30:18.670Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2025-3859\",\"sourceIdentifier\":\"security@mozilla.org\",\"published\":\"2025-04-30T17:15:50.903\",\"lastModified\":\"2025-04-30T17:15:50.903\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Websites directing users to long URLs that caused eliding to occur in the location view could leverage the truncating behavior to potentially trick users into thinking they were on a different webpage This vulnerability affects Focus \u003c 138.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://bugzilla.mozilla.org/show_bug.cgi?id=1951533\",\"source\":\"security@mozilla.org\"},{\"url\":\"https://www.mozilla.org/security/advisories/mfsa2025-33/\",\"source\":\"security@mozilla.org\"}]}}"
  }
}