FKIE_CVE-2026-42879

Vulnerability from fkie_nvd - Published: 2026-05-27 19:16 - Updated: 2026-10-26 11:10
Severity
6.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Summary
FacturaScripts is an open source accounting and invoicing software. In 2025.81 and earlier, an authenticated unrestricted file upload vulnerability exists in FacturaScripts' product image upload functionality. An attacker with valid credentials can upload a PHP file disguised as a GIF image (using a GIF89a header), bypassing MIME type validation. The file is stored with its original extension, including executable extensions such as .php. The vulnerability exists the addImageAction() method of Core/Lib/ExtendedController/ProductImagesTrait.php.
References
security-advisories@github.comhttps://github.com/NeoRazorX/facturascripts/security/advisories/GHSA-vf3q-frmr-vrr9
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "facturascripts",
          "vendor": "NeoRazorX",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c= 2025.81"
            }
          ]
        }
      ],
      "source": "security-advisories@github.com"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "FacturaScripts is an open source accounting and invoicing software. In 2025.81 and earlier, an authenticated unrestricted file upload vulnerability exists in FacturaScripts\u0027 product image upload functionality. An attacker with valid credentials can upload a PHP file disguised as a GIF image (using a GIF89a header), bypassing MIME type validation. The file is stored with its original extension, including executable extensions such as .php. The vulnerability exists the addImageAction() method of Core/Lib/ExtendedController/ProductImagesTrait.php."
    },
    {
      "lang": "es",
      "value": "FacturaScripts es un software de contabilidad y facturaci\u00f3n de c\u00f3digo abierto. En la versi\u00f3n 2025.81 y anteriores, existe una vulnerabilidad de carga de archivos sin restricciones autenticada en la funcionalidad de carga de im\u00e1genes de productos de FacturaScripts. Un atacante con credenciales v\u00e1lidas puede cargar un archivo PHP disfrazado de imagen GIF (utilizando una cabecera GIF89a), eludiendo la validaci\u00f3n del tipo MIME. El archivo se almacena con su extensi\u00f3n original, incluyendo extensiones ejecutables como \u2019.php\u2019. La vulnerabilidad reside en el m\u00e9todo addImageAction() de Core/Lib/ExtendedController/ProductImagesTrait.php."
    }
  ],
  "id": "CVE-2026-42879",
  "lastModified": "2026-10-26T11:10:00.157",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 6.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.4,
        "source": "security-advisories@github.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-42879",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-06-01T17:05:06.441062Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-05-27T19:16:18.173",
  "references": [
    {
      "source": "security-advisories@github.com",
      "url": "https://github.com/NeoRazorX/facturascripts/security/advisories/GHSA-vf3q-frmr-vrr9"
    }
  ],
  "sourceIdentifier": "security-advisories@github.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-94"
        },
        {
          "lang": "en",
          "value": "CWE-434"
        }
      ],
      "source": "security-advisories@github.com",
      "type": "Secondary"
    }
  ]
}



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