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CVE-2022-24839

Estado: ModificadaAlta (7.5)—

org.cyberneko.html is an html parser written in Java. The fork of `org.cyberneko.html` used by Nokogiri (Rubygem) raises a `java.lang.OutOfMemoryError` exception when parsing ill-formed HTML markup. Users are advised to upgrade to `>= 1.9.22.noko2`. Note: The upstream library `org.cyberneko.html` is no longer maintained. Nokogiri uses its own fork of this library located at https://github.com/sparklemotion/nekohtml and this CVE applies only to that fork. Other forks of nekohtml may have a similar vulnerability.

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 (2)

Nekohtml Project — NekohtmlOracle — Weblogic Server

CWE

Referencias

JSON original (NVD)

Mostrar
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  "id": "CVE-2022-24839",
  "cveTags": [],
  "metrics": {
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          "id": "CVE-2022-24839",
          "role": "CISA Coordinator",
          "options": [
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              "exploitation": "none"
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            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
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          "version": "2.0.3",
          "timestamp": "2025-04-23T15:55:44.535189Z"
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    "cvssMetricV2": [
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          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
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          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
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      }
    ],
    "cvssMetricV31": [
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        "type": "Secondary",
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        "cvssData": {
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  "affected": [
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      "affectedData": [
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  "published": "2022-04-11T22:15:07.440",
  "references": [
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      "url": "https://github.com/sparklemotion/nekohtml/commit/a800fce3b079def130ed42a408ff1d09f89e773d",
      "tags": [
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      "url": "https://github.com/sparklemotion/nekohtml/security/advisories/GHSA-9849-p7jc-9rmv",
      "tags": [
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      "url": "https://www.oracle.com/security-alerts/cpujul2022.html",
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      "description": [
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          "value": "CWE-400"
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  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "org.cyberneko.html is an html parser written in Java. The fork of `org.cyberneko.html` used by Nokogiri (Rubygem) raises a `java.lang.OutOfMemoryError` exception when parsing ill-formed HTML markup. Users are advised to upgrade to `>= 1.9.22.noko2`. Note: The upstream library `org.cyberneko.html` is no longer maintained. Nokogiri uses its own fork of this library located at https://github.com/sparklemotion/nekohtml and this CVE applies only to that fork. Other forks of nekohtml may have a similar vulnerability."
    },
    {
      "lang": "es",
      "value": "org.cyberneko.html es un analizador de HTML escrito en Java. El fork de \"org.cyberneko.html\" usado por Nokogiri (Rubygem) lanza una excepción \"java.lang.OutOfMemoryError\" cuando analiza marcas HTML mal formadas. Es recomendado a usuarios actualizar a \"versiones posteriores a 1.9.22.noko2 incluyéndola\". Nota: La biblioteca \"org.cyberneko.html\" ya no es mantenida. Nokogiri usa su propia bifurcación de esta biblioteca ubicada en https://github.com/sparklemotion/nekohtml y esta CVE sólo es aplicada a esa bifurcación. Otros forks de nekohtml pueden presentar una vulnerabilidad similar"
    }
  ],
  "lastModified": "2026-06-17T04:32:38.000",
  "configurations": [
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      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "criteria": "cpe:2.3:a:nekohtml_project:nekohtml:*:*:*:*:*:nokogiri:*:*",
              "vulnerable": true,
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              "versionEndExcluding": "1.9.22.noko2"
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          "operator": "OR"
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}