CVE-2007-3922

Status: ModifiedMedium (6.8)—
Unspecified vulnerability in the Java Runtime Environment (JRE) Applet Class Loader in Sun JDK and JRE 5.0 Update 11 and earlier, 6 through 6 Update 1, and SDK and JRE 1.4.2_14 and earlier, allows remote attackers to violate the security model for an applet's outbound connections by connecting to certain localhost services running on the machine that loaded the applet.
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: 2.86%
Percentile among all scored CVEs: 86
Score date: 10/13/2026
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)

SUN — JDK SUN — JRE SUN — SDK
CWEs

NVD-CWE-noinfo
References

Raw JSON (NVD)

Show
{
  "id": "CVE-2007-3922",
  "cveTags": [],
  "metrics": {
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        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
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          "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": false,
        "obtainOtherPrivilege": true,
        "userInteractionRequired": false
      }
    ]
  },
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      "affectedData": [
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          "product": "n/a",
          "versions": [
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              "version": "n/a"
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  "published": "2007-07-21T00:30:00.000",
  "references": [
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "description": [
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  "descriptions": [
    {
      "lang": "en",
      "value": "Unspecified vulnerability in the Java Runtime Environment (JRE) Applet Class Loader in Sun JDK and JRE 5.0 Update 11 and earlier, 6 through 6 Update 1, and SDK and JRE 1.4.2_14 and earlier, allows remote attackers to violate the security model for an applet's outbound connections by connecting to certain localhost services running on the machine that loaded the applet."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad no especificada en Java Runtime Environment (JRE) Applet Class Loader en Sun JDK y JRE 5.0 Update 11 y versiones anteriores   , 6 hasta 6 Update 1, y SDK y JRE 1.4.2_14 y versiones anteriores, permite a atacantes remotos romper el modelo de seguridad en las conexiones salientes de un applet al conectarse a determinados servicios localhost ejecutándose en la máquina que cargó el applet."
    }
  ],
  "lastModified": "2026-06-16T22:43:03.793",
  "configurations": [
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  "sourceIdentifier": "cve@mitre.org"
}