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CVE-2026-25972

Estado: AnalizadaMedia (6.1)—

An improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Fortinet FortiSIEM 7.4.0, FortiSIEM 7.3.0 through 7.3.4 may allow a remote unauthenticated attacker to provide arbitrary data enabling a social engineering attack via spoofed URL parameters.

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)

Fortinet — Fortisiem

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2026-25972",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
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        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-25972",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-03-12T14:27:55.325451Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "psirt@fortinet.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 4.3,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 1.4,
        "exploitabilityScore": 2.8
      },
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "CHANGED",
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  },
  "affected": [
    {
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      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:a:fortinet:fortisiem:7.4.0:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortisiem:7.3.4:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortisiem:7.3.3:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortisiem:7.3.2:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortisiem:7.3.1:*:*:*:*:*:*:*",
            "cpe:2.3:a:fortinet:fortisiem:7.3.0:*:*:*:*:*:*:*"
          ],
          "vendor": "Fortinet",
          "product": "FortiSIEM",
          "versions": [
            {
              "status": "affected",
              "version": "7.4.0"
            },
            {
              "status": "affected",
              "version": "7.3.0",
              "versionType": "semver",
              "lessThanOrEqual": "7.3.4"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2026-03-10T18:18:38.323",
  "references": [
    {
      "url": "https://fortiguard.fortinet.com/psirt/FG-IR-26-077",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "psirt@fortinet.com"
    }
  ],
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "psirt@fortinet.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
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      ]
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  "descriptions": [
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      "lang": "en",
      "value": "An improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Fortinet FortiSIEM 7.4.0, FortiSIEM 7.3.0 through 7.3.4 may allow a remote unauthenticated attacker to provide arbitrary data enabling a social engineering attack via spoofed URL parameters."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de neutralización incorrecta de la entrada durante la generación de páginas web ('cross-site scripting') en Fortinet FortiSIEM 7.4.0, FortiSIEM 7.3.0 hasta 7.3.4 puede permitir a un atacante remoto no autenticado proporcionar datos arbitrarios, lo que permite un ataque de ingeniería social a través de parámetros de URL falsificados."
    }
  ],
  "lastModified": "2026-06-17T10:25:32.280",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "versionEndExcluding": "7.3.5",
              "versionStartIncluding": "7.3.0"
            },
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            }
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          "operator": "OR"
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  "sourceIdentifier": "psirt@fortinet.com"
}