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CVE-2022-37721

Estado: ModificadaCrítica (9)—

PyroCMS 3.9 is vulnerable to a stored Cross Site Scripting (XSS_ when a low privileged user such as an author, injects a crafted html and javascript payload in a blog post, leading to full admin account takeover or privilege escalation.

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)

Pyrocms — Pyrocms

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2022-37721",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2022-37721",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-04-25T17:27:54.220570Z"
        }
      }
    ],
    "cvssMetricV31": [
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        "cvssData": {
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          "integrityImpact": "HIGH",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
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          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
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        "impactScore": 6,
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        "type": "Secondary",
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  "affected": [
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      "affectedData": [
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          "vendor": "n/a",
          "product": "n/a",
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  "published": "2022-11-25T17:15:10.707",
  "references": [
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      "url": "https://labs.integrity.pt/advisories/cve-2022-37721/",
      "tags": [
        "Third Party Advisory"
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      "tags": [
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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"
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      "lang": "en",
      "value": "PyroCMS 3.9 is vulnerable to a stored Cross Site Scripting (XSS_ when a low privileged user such as an author, injects a crafted html and javascript payload in a blog post, leading to full admin account takeover or privilege escalation."
    },
    {
      "lang": "es",
      "value": "PyroCMS 3.9 es vulnerable a un Cross Site Scripting (XSS_) almacenado cuando un usuario con pocos privilegios, como un autor, inyecta un payload de HTML y JavaScript manipulado en una publicación de blog, lo que lleva a la apropiación total de la cuenta de administrador o a una escalada de privilegios."
    }
  ],
  "lastModified": "2026-07-09T01:17:38.907",
  "configurations": [
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}