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CVE-2021-26678

Estado: ModificadaMedia (6.1)—

A remote unauthenticated stored cross-site scripting (XSS) vulnerability was discovered in Aruba ClearPass Policy Manager version(s): Prior to 6.9.5, 6.8.8-HF1, 6.7.14-HF1. A vulnerability in the web-based management interface of ClearPass could allow an unauthenticated remote attacker to conduct a stored cross-site scripting (XSS) attack against an administrative user of the interface. A successful exploit could allow an attacker to execute arbitrary script code in a victim’s browser in the context of the affected interface.

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)

Arubanetworks — Clearpass Policy Manager

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-26678",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4.3,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
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    "cvssMetricV31": [
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          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 2.7,
        "exploitabilityScore": 2.8
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  },
  "affected": [
    {
      "source": "security-alert@hpe.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "Aruba ClearPass Policy Manager",
          "versions": [
            {
              "status": "affected",
              "version": "Prior to 6.9.5, 6.8.8-HF1, 6.7.14-HF1"
            }
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  "published": "2021-02-23T18:15:13.630",
  "references": [
    {
      "url": "https://www.arubanetworks.com/assets/alert/ARUBA-PSA-2021-004.txt",
      "tags": [
        "Vendor Advisory"
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      "url": "https://www.arubanetworks.com/assets/alert/ARUBA-PSA-2021-004.txt",
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "source": "nvd@nist.gov",
      "description": [
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          "lang": "en",
          "value": "CWE-79"
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      ]
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  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A remote unauthenticated stored cross-site scripting (XSS) vulnerability was discovered in Aruba ClearPass Policy Manager version(s): Prior to 6.9.5, 6.8.8-HF1, 6.7.14-HF1. A vulnerability in the web-based management interface of ClearPass could allow an unauthenticated remote attacker to conduct a stored cross-site scripting (XSS) attack against an administrative user of the interface. A successful exploit could allow an attacker to execute arbitrary script code in a victim’s browser in the context of the affected interface."
    },
    {
      "lang": "es",
      "value": "Se detectó una vulnerabilidad de tipo cross-site scripting (XSS) almacenado y no autenticado en Aruba ClearPass Policy Manager: versiones anteriores a 6.9.5, 6.8.8-HF1, 6.7.14-HF1. Una vulnerabilidad en la interfaz de administración basada en web de ClearPass podría permitir a un atacante remoto no autenticado llevar a cabo un ataque de tipo cross-site scripting (XSS) almacenado contra un usuario administrativo de la interfaz. Una explotación con éxito podría permitir a un atacante ejecutar código de script arbitrario en el navegador de la víctima en el contexto de la interfaz afectada"
    }
  ],
  "lastModified": "2026-06-17T03:43:37.420",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
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