FKIE_CVE-2022-31743

Vulnerability from fkie_nvd - Published: 2022-12-22 20:15 - Updated: 2025-04-15 19:15
Severity ?
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Summary
Firefox's HTML parser did not correctly interpret HTML comment tags, resulting in an incongruity with other browsers. This could have been used to escape HTML comments on pages that put user-controlled data in them. This vulnerability affects Firefox < 101.
References
security@mozilla.orghttps://bugzilla.mozilla.org/show_bug.cgi?id=1747388Issue Tracking, Permissions Required, Vendor Advisory
security@mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2022-20/Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.mozilla.org/show_bug.cgi?id=1747388Issue Tracking, Permissions Required, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.mozilla.org/security/advisories/mfsa2022-20/Vendor Advisory
134c704f-9b21-4f2e-91b3-4a467353bcc0https://bugzilla.mozilla.org/show_bug.cgi?id=1747388Issue Tracking, Permissions Required, Vendor Advisory
Impacted products
Vendor Product Version
mozilla firefox *
To clipboard 

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              "criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "52843F5C-D729-47F6-AAAF-7BAFCE67D91F",
              "versionEndExcluding": "101.0",
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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Firefox\u0027s HTML parser did not correctly interpret HTML comment tags, resulting in an incongruity with other browsers. This could have been used to escape HTML comments on pages that put user-controlled data in them. This vulnerability affects Firefox \u003c 101."
    },
    {
      "lang": "es",
      "value": "El analizador HTML de Firefox no interpret\u00f3 correctamente las etiquetas de comentarios HTML, lo que provoc\u00f3 una incongruencia con otros navegadores. Esto podr\u00eda haberse utilizado para escapar de los comentarios HTML en p\u00e1ginas que contienen datos controlados por el usuario. Esta vulnerabilidad afecta a Firefox \u0026lt; 101."
    }
  ],
  "id": "CVE-2022-31743",
  "lastModified": "2025-04-15T19:15:58.887",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N",
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          "confidentialityImpact": "NONE",
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          "userInteraction": "REQUIRED",
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  "published": "2022-12-22T20:15:29.517",
  "references": [
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      "tags": [
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  "vulnStatus": "Modified",
  "weaknesses": [
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          "value": "CWE-79"
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      "type": "Primary"
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      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
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}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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