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CVE-2021-25968

Estado: ModificadaMedia (5.4)—

In “OpenCMS”, versions 10.5.0 to 11.0.2 are affected by a stored XSS vulnerability that allows low privileged application users to store malicious scripts in the Sitemap functionality. These scripts are executed in a victim’s browser when they open the page containing the vulnerable field.

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)

Alkacon — Opencms

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2021-25968",
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          "role": "CISA Coordinator",
          "options": [
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              "automatable": "no"
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          "version": "2.0.3",
          "timestamp": "2025-04-30T16:00:30.314377Z"
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        "baseSeverity": "LOW",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 6.8,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "vulnerabilitylab@mend.io",
        "cvssData": {
          "scope": "CHANGED",
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  "published": "2021-10-19T09:15:07.853",
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      "tags": [
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  ],
  "vulnStatus": "Modified",
  "weaknesses": [
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      "source": "vulnerabilitylab@mend.io",
      "description": [
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          "value": "CWE-79"
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  ],
  "descriptions": [
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      "value": "In “OpenCMS”, versions 10.5.0 to 11.0.2 are affected by a stored XSS vulnerability that allows low privileged application users to store malicious scripts in the Sitemap functionality. These scripts are executed in a victim’s browser when they open the page containing the vulnerable field."
    },
    {
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      "value": "En \"OpenCMS\", versiones 10.5.0 a 11.0.2, están afectadas por una vulnerabilidad de tipo XSS almacenado que permite a usuarios de aplicaciones poco privilegiado almacenar scripts maliciosos en la funcionalidad Sitemap. Estos scripts se ejecutan en el navegador de la víctima cuando ésta abre la página que contiene el campo vulnerable"
    }
  ],
  "lastModified": "2026-06-17T03:42:41.840",
  "configurations": [
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}