{
  "id": "CVE-2025-2830",
  "sourceIdentifier": "security@mozilla.org",
  "published": "2025-04-15T15:16:08.957",
  "lastModified": "2025-04-15T19:16:07.927",
  "vulnStatus": "Awaiting Analysis",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "By crafting a malformed file name for an attachment in a multipart message, an attacker can trick Thunderbird into including a directory listing of /tmp when the message is forwarded or edited as a new message. This vulnerability could allow attackers to disclose sensitive information from the victim's system. This vulnerability is not limited to Linux; similar behavior has been observed on Windows as well. This vulnerability affects Thunderbird < 137.0.2 and Thunderbird < 128.9.2."
    },
    {
      "lang": "es",
      "value": "Al manipular un nombre de archivo mal formado para un archivo adjunto en un mensaje multiparte, un atacante puede enga\u00f1ar a Thunderbird para que incluya la lista de directorio /tmp al reenviar o editar el mensaje como nuevo. Esta vulnerabilidad podr\u00eda permitir a los atacantes divulgar informaci\u00f3n confidencial del sistema de la v\u00edctima. Esta vulnerabilidad no se limita a Linux; tambi\u00e9n se ha observado un comportamiento similar en Windows. Esta vulnerabilidad afecta a Thunderbird (versi\u00f3n anterior a la 137.0.2) y a Thunderbird (versi\u00f3n anterior a la 128.9.2)."
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L",
          "baseScore": 6.3,
          "baseSeverity": "MEDIUM",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "REQUIRED",
          "scope": "UNCHANGED",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "availabilityImpact": "LOW"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.4
      }
    ]
  },
  "weaknesses": [
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-22"
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1956379",
      "source": "security@mozilla.org"
    },
    {
      "url": "https://www.mozilla.org/security/advisories/mfsa2025-26/",
      "source": "security@mozilla.org"
    },
    {
      "url": "https://www.mozilla.org/security/advisories/mfsa2025-27/",
      "source": "security@mozilla.org"
    }
  ]
}