FKIE_CVE-2022-29546

Vulnerability from fkie_nvd - Published: 2022-04-25 03:15 - Updated: 2026-06-17 04:40
Severity
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
HtmlUnit NekoHtml Parser before 2.61.0 suffers from a denial of service vulnerability. Crafted input associated with the parsing of Processing Instruction (PI) data leads to heap memory consumption. This is similar to CVE-2022-28366 but affects a much later version of the product.
References
cve@mitre.orghttps://github.com/HtmlUnit/htmlunit-neko/security/advisories/GHSA-6jmm-mp6w-4rrgThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/HtmlUnit/htmlunit-neko/security/advisories/GHSA-6jmm-mp6w-4rrgThird Party Advisory
Impacted products
Vendor Product Version
htmlunit htmlunit *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
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          "vendor": "n/a",
          "versions": [
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            }
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      "source": "cve@mitre.org"
    }
  ],
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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "HtmlUnit NekoHtml Parser before 2.61.0 suffers from a denial of service vulnerability. Crafted input associated with the parsing of Processing Instruction (PI) data leads to heap memory consumption. This is similar to CVE-2022-28366 but affects a much later version of the product."
    },
    {
      "lang": "es",
      "value": "HtmlUnit NekoHtml Parser versiones anteriores a 2.61.0 sufre una vulnerabilidad de denegaci\u00f3n de servicio. La entrada dise\u00f1ada asociada al an\u00e1lisis de datos de instrucciones de procesamiento (PI) conlleva a un consumo de memoria de la pila. Esto es similar a CVE-2022-28366 pero afecta a una versi\u00f3n mucho m\u00e1s reciente del producto"
    }
  ],
  "id": "CVE-2022-29546",
  "lastModified": "2026-06-17T04:40:24.073",
  "metrics": {
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        "baseSeverity": "MEDIUM",
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  "published": "2022-04-25T03:15:07.840",
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}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.