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CVE-2026-24351

Estado: AnalizadaMedia (5.1)—

PluXml CMS is vulnerable to Stored XSS in Static Pages editing functionality. Attacker with editing privileges can inject arbitrary HTML and JS into website, which will be rendered/executed when visiting edited page.

The vendor was notified early about this vulnerability, but didn't respond with the details of vulnerability or vulnerable version range. Only versions 5.8.21 and 5.9.0-rc7 were tested and confirmed as vulnerable, other versions were not tested and might also be vulnerable.

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)

Pluxml — Pluxml

CWE

Referencias

JSON original (NVD)

Mostrar
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  "id": "CVE-2026-24351",
  "cveTags": [],
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        "ssvcData": {
          "id": "CVE-2026-24351",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
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          "version": "2.0.3",
          "timestamp": "2026-02-27T15:13:40.442740Z"
        }
      }
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    "cvssMetricV31": [
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        "source": "nvd@nist.gov",
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          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 5.4,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "LOW"
        },
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        "exploitabilityScore": 2.3
      }
    ],
    "cvssMetricV40": [
      {
        "type": "Secondary",
        "source": "cvd@cert.pl",
        "cvssData": {
          "Safety": "NOT_DEFINED",
          "version": "4.0",
          "Recovery": "NOT_DEFINED",
          "baseScore": 5.1,
          "Automatable": "NOT_DEFINED",
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
          "exploitMaturity": "NOT_DEFINED",
          "providerUrgency": "NOT_DEFINED",
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          "vulnIntegrityImpact": "NONE",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
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          "vulnAvailabilityImpact": "NONE",
          "availabilityRequirement": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
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          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "vulnerabilityResponseEffort": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED"
        }
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  },
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      "affectedData": [
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          "vendor": "PluXml",
          "product": "PluXml CMS",
          "versions": [
            {
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              "version": "5.9.0-rc7",
              "versionType": "custom"
            },
            {
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              "version": "5.8.21",
              "versionType": "semver"
            }
          ],
          "defaultStatus": "unknown"
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  ],
  "published": "2026-02-27T12:16:03.047",
  "references": [
    {
      "url": "https://cert.pl/posts/2026/03/CVE-2026-24350",
      "tags": [
        "Broken Link"
      ],
      "source": "cvd@cert.pl"
    },
    {
      "url": "https://pluxml.org/",
      "tags": [
        "Product"
      ],
      "source": "cvd@cert.pl"
    }
  ],
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "cvd@cert.pl",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "PluXml CMS is vulnerable to Stored XSS in Static Pages editing functionality. Attacker with editing privileges can inject arbitrary HTML and JS into website, which will be rendered/executed when visiting edited page.\n\nThe vendor was notified early about this vulnerability, but didn't respond with the details of vulnerability or vulnerable version range. Only versions 5.8.21 and 5.9.0-rc7 were tested and confirmed as vulnerable, other versions were not tested and might also be vulnerable."
    },
    {
      "lang": "es",
      "value": "PluXml CMS es vulnerable a XSS Almacenado en la funcionalidad de edición de Páginas Estáticas. Un atacante con privilegios de edición puede inyectar HTML y JS arbitrarios en el sitio web, que será renderizado/ejecutado al visitar la página editada.\n\nSe notificó al proveedor con antelación sobre esta vulnerabilidad, pero no respondió dando los detalles de la vulnerabilidad ni del rango de versiones vulnerables. Solo se probaron las versiones 5.8.21 y 5.9.0-rc7 y se confirmó que eran vulnerables; no se probaron otras versiones por lo que también podrían ser vulnerables."
    }
  ],
  "lastModified": "2026-06-17T10:22:56.110",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:pluxml:pluxml:5.8.21:*:*:*:*:*:*:*",
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            },
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              "criteria": "cpe:2.3:a:pluxml:pluxml:5.9.0:rc7:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "7D0C04B0-AC68-4DA0-BC6B-4AED935A5C47"
            }
          ],
          "operator": "OR"
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    }
  ],
  "sourceIdentifier": "cvd@cert.pl"
}