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CVE-2022-31736

Estado: ModificadaCrítica (9.8)—

A malicious website could have learned the size of a cross-origin resource that supported Range requests. This vulnerability affects Thunderbird < 91.10, Firefox < 101, and Firefox ESR < 91.10.

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 (3)

Mozilla — FirefoxMozilla — Firefox ESRMozilla — Thunderbird

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2022-31736",
  "cveTags": [],
  "metrics": {
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          "options": [
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              "exploitation": "none"
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              "automatable": "yes"
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            {
              "technicalImpact": "total"
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          "version": "2.0.3",
          "timestamp": "2025-04-15T14:56:54.568259Z"
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          "privilegesRequired": "NONE",
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  "published": "2022-12-22T20:15:27.960",
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  ],
  "vulnStatus": "Modified",
  "weaknesses": [
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      "source": "nvd@nist.gov",
      "description": [
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          "value": "NVD-CWE-noinfo"
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    {
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      "description": [
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  ],
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      "lang": "en",
      "value": "A malicious website could have learned the size of a cross-origin resource that supported Range requests. This vulnerability affects Thunderbird < 91.10, Firefox < 101, and Firefox ESR < 91.10."
    },
    {
      "lang": "es",
      "value": "Un sitio web malicioso podría haber aprendido el tamaño de un recurso de origen cruzado que admitiera solicitudes de rango. Esta vulnerabilidad afecta a Thunderbird &lt; 91.10, Firefox &lt; 101 y Firefox ESR &lt; 91.10."
    }
  ],
  "lastModified": "2026-06-17T04:46:10.393",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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}