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CVE-2019-10010

Estado: ModificadaMedia (6.1)—

Cross-site scripting (XSS) vulnerability in the PHP League CommonMark library before 0.18.3 allows remote attackers to insert unsafe links into HTML by using double-encoded HTML entities that are not properly escaped during rendering, a different vulnerability than CVE-2018-20583.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Thephpleague — Commonmark

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2019-10010",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
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          "baseScore": 4.3,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
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        "obtainAllPrivilege": false,
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          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
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  "affected": [
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      "affectedData": [
        {
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          "versions": [
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  ],
  "published": "2019-03-24T18:29:00.270",
  "references": [
    {
      "url": "https://github.com/thephpleague/commonmark/issues/353",
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        "Third Party Advisory"
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        "Third Party Advisory"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  ],
  "vulnStatus": "Modified",
  "weaknesses": [
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      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Cross-site scripting (XSS) vulnerability in the PHP League CommonMark library before 0.18.3 allows remote attackers to insert unsafe links into HTML by using double-encoded HTML entities that are not properly escaped during rendering, a different vulnerability than CVE-2018-20583."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad Cross-Site Scripting (XSS) en la librería PHP League CommonMark, en versiones anteriores a la 0.18.3, permite que los atacantes remotos inserten enlaces inseguros en HTML mediante el uso de entidades HTML doblemente cifradas que no se escapan correctamente durante el renderizado. Esta vulnerabilidad es diferente de CVE-2018-20583."
    }
  ],
  "lastModified": "2026-06-17T02:10:01.933",
  "configurations": [
    {
      "nodes": [
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              "versionEndExcluding": "0.18.3"
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  "sourceIdentifier": "cve@mitre.org"
}