CVE-2006-5330

Status: ModifiedMedium (5)—
CRLF injection vulnerability in Adobe Flash Player plugin 9.0.16 and earlier for Windows, 7.0.63 and earlier for Linux, 7.x before 7.0 r67 for Solaris, and before 9.0.28.0 for Mac OS X, allows remote attackers to modify HTTP headers of client requests and conduct HTTP Request Splitting attacks via CRLF sequences in arguments to the ActionScript functions (1) XML.addRequestHeader and (2) XML.contentType. NOTE: the flexibility of the attack varies depending on the type of web browser being used.
CVSS

Version: 2.0
Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N
Base score: 5
Exploitation probability (EPSS)

Probability of exploitation in the next 30 days: 24%
Percentile among all scored CVEs: 98
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 (1)

Adobe — Flash Player
CWEs

CWE-79
References

Raw JSON (NVD)

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{
  "id": "CVE-2006-5330",
  "cveTags": [],
  "metrics": {
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        "source": "nvd@nist.gov",
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          "baseScore": 5,
          "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"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
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  "published": "2006-10-17T21:07:00.000",
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      "description": [
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          "value": "CWE-79"
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      "value": "CRLF injection vulnerability in Adobe Flash Player plugin 9.0.16 and earlier for Windows, 7.0.63 and earlier for Linux, 7.x before 7.0 r67 for Solaris, and before 9.0.28.0 for Mac OS X, allows remote attackers to modify HTTP headers of client requests and conduct HTTP Request Splitting attacks via CRLF sequences in arguments to the ActionScript functions (1) XML.addRequestHeader and (2) XML.contentType.  NOTE: the flexibility of the attack varies depending on the type of web browser being used."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad de inyección CRLF en Adobe Flash Player plugin 9.0.16 y anteriores para Windows, 7.0.63 y anteriores para Linux, 7.x anterior a 7.0 r67 para Solaris y anterior a 9.0.28.0 para Mac OS X, permite a atacantes remotos modificar cabeceras HTTP de las peticiones del cliente y dirigir ataques de división de petición HTTP mediante secuencias CRLF en argumentos a las funciones ActionScript (1) XML.addRequestHeader y (2) XML.contentType. NOTA: la flexibilidad del ataque varía dependiendo del tipo de navegador web utilizado."
    }
  ],
  "lastModified": "2026-06-16T22:30:58.860",
  "configurations": [
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}