CVE-2007-0994

Status: ModifiedMedium (6.8)—
A regression error in Mozilla Firefox 2.x before 2.0.0.2 and 1.x before 1.5.0.10, and SeaMonkey 1.1 before 1.1.1 and 1.0 before 1.0.8, allows remote attackers to execute arbitrary JavaScript as the user via an HTML mail message with a javascript: URI in an (1) img, (2) link, or (3) style tag, which bypasses the access checks and executes code with chrome privileges.
CVSS

Version: 2.0
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P
Base score: 6.8
Exploitation probability (EPSS)

Probability of exploitation in the next 30 days: 3.31%
Percentile among all scored CVEs: 88
Score date: 10/8/2026
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 (3)

Debian — Debian Linux Mozilla — Firefox Mozilla — Seamonkey
CWEs

CWE-94
References

Raw JSON (NVD)

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{
  "id": "CVE-2007-0994",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 6.8,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": true,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
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      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
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    }
  ],
  "published": "2007-03-06T00:19:00.000",
  "references": [
    {
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  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-94"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A regression error in Mozilla Firefox 2.x before 2.0.0.2 and 1.x before 1.5.0.10, and SeaMonkey 1.1 before 1.1.1 and 1.0 before 1.0.8, allows remote attackers to execute arbitrary JavaScript as the user via an HTML mail message with a javascript: URI in an (1) img, (2) link, or (3) style tag, which bypasses the access checks and executes code with chrome privileges."
    },
    {
      "lang": "es",
      "value": "Un error de regresión en Mozilla Firefox versión 2.x anterior a 2.0.0.2 y versión 1.x anterior a 1.5.0.10, y SeaMonkey versión 1.1 anterior a 1.1.1 y versión 1.0 anterior a 1.0.8, permite a los atacantes remotos ejecutar JavaScript arbitrario como usuario por medio de un mensaje de correo HTML con un javascript: URI en una etiqueta (1) img , (2) enlace o (3) style, que omite las comprobaciones de acceso y ejecuta código con privilegios de chromo."
    }
  ],
  "lastModified": "2026-06-16T22:36:42.590",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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  "sourceIdentifier": "secalert@redhat.com"
}