CVE-2007-5503

Status: ModifiedMedium (6.8)—
Multiple integer overflows in Cairo before 1.4.12 might allow remote attackers to execute arbitrary code, as demonstrated using a crafted PNG image with large width and height values, which is not properly handled by the read_png function.
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: 5.49%
Percentile among all scored CVEs: 93
Score date: 10/3/2026
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)

Redhat — Cairo
CWEs

CWE-189
References

Raw JSON (NVD)

Show
{
  "id": "CVE-2007-5503",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "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": false,
        "userInteractionRequired": false
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  "published": "2007-11-30T01:46:00.000",
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  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-189"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Multiple integer overflows in Cairo before 1.4.12 might allow remote attackers to execute arbitrary code, as demonstrated using a crafted PNG image with large width and height values, which is not properly handled by the read_png function."
    },
    {
      "lang": "es",
      "value": "Múltiples desbordamientos de enteros en Cairo versiones anteriores a 1.4.12, podrían permitir a atacantes remotos ejecutar código arbitrario, como es demostrado usando una imagen PNG diseñada con valores grandes de ancho y alto, que no es manejada apropiadamente por la función read_png."
    }
  ],
  "lastModified": "2026-06-16T22:46:17.110",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "versionEndIncluding": "1.4.10"
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          "operator": "OR"
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  "sourceIdentifier": "secalert@redhat.com"
}