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CVE-2026-21663

Estado: AnalizadaMedia (6.1)—

HackerOne community member Patrick Lang (7yr) has reported a reflected XSS vulnerability in the banner-acl.php script of Revive Adserver. An attacker can craft a specific URL that includes an HTML payload in a parameter. If a logged in administrator visits the URL, the HTML is sent to the browser and malicious scripts would be executed.

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)

Aquaplatform — Revive Adserver

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2026-21663",
  "cveTags": [],
  "metrics": {
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          "id": "CVE-2026-21663",
          "role": "CISA Coordinator",
          "options": [
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              "exploitation": "none"
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              "technicalImpact": "partial"
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          "version": "2.0.3",
          "timestamp": "2026-01-21T20:41:47.623291Z"
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          "vectorString": "CVSS:3.0/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": "support@hackerone.com",
      "affectedData": [
        {
          "vendor": "Revive",
          "product": "Revive Adserver",
          "versions": [
            {
              "status": "affected",
              "version": "6",
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  "published": "2026-01-20T21:16:06.443",
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      "url": "https://hackerone.com/reports/3473696",
      "tags": [
        "Third Party Advisory"
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    }
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  "vulnStatus": "Analyzed",
  "weaknesses": [
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      "description": [
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      "value": "HackerOne community member Patrick Lang (7yr) has reported a reflected XSS vulnerability in the banner-acl.php script of Revive Adserver. An attacker can craft a specific URL that includes an HTML payload in a parameter. If a logged in administrator visits the URL, the HTML is sent to the browser and malicious scripts would be executed."
    },
    {
      "lang": "es",
      "value": "El miembro de la comunidad de HackerOne Patrick Lang (7yr) ha informado de una vulnerabilidad de XSS reflejado en el script banner-acl.php de Revive Adserver. Un atacante puede crear una URL específica que incluye una carga útil HTML en un parámetro. Si un administrador con sesión iniciada visita la URL, el HTML se envía al navegador y los scripts maliciosos se ejecutarían."
    }
  ],
  "lastModified": "2026-06-17T10:18:53.033",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "criteria": "cpe:2.3:a:aquaplatform:revive_adserver:*:*:*:*:*:*:*:*",
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