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CVE-2024-48926

Estado: AnalizadaBaja (3.1)—

Umbraco, a free and open source .NET content management system, has an insufficient session expiration issue in versions on the 13.x branch prior to 13.5.2, 10.x prior to 10.8.7, and 8.x prior to 8.18.15. The Backoffice displays the logout page with a session timeout message before the server session has fully expired, causing users to believe they have been logged out approximately 30 seconds before they actually are. Versions 13.5.2, 10.8,7, and 8.18.15 contain a patch for the issue.

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)

Umbraco — Umbraco CMS

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2024-48926",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
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        "ssvcData": {
          "id": "CVE-2024-48926",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-10-22T16:08:31.299588Z"
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    "cvssMetricV31": [
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          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "HIGH",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
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        "exploitabilityScore": 1.6
      },
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  "vulnStatus": "Analyzed",
  "weaknesses": [
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      "source": "security-advisories@github.com",
      "description": [
        {
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          "value": "CWE-613"
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      "lang": "en",
      "value": "Umbraco, a free and open source .NET content management system, has an insufficient session expiration issue in versions on the 13.x branch prior to 13.5.2, 10.x prior to 10.8.7, and 8.x prior to 8.18.15. The Backoffice displays the logout page with a session timeout message before the server session has fully expired, causing users to believe they have been logged out approximately 30 seconds before they actually are. Versions 13.5.2, 10.8,7, and 8.18.15 contain a patch for the issue."
    },
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      "value": " Umbraco, un sistema de gestión de contenido .NET gratuito y de código abierto, tiene un problema de caducidad de sesión insuficiente en las versiones de la rama 13.x anteriores a la 13.5.2, 10.x anteriores a la 10.8.7 y 8.x anteriores a la 8.18.15. El Backoffice muestra la página de cierre de sesión con un mensaje de tiempo de espera de sesión antes de que la sesión del servidor haya caducado por completo, lo que hace que los usuarios crean que se ha cerrado la sesión aproximadamente 30 segundos antes de lo que realmente ocurre. Las versiones 13.5.2, 10.8.7 y 8.18.15 contienen un parche para el problema."
    }
  ],
  "lastModified": "2026-06-17T07:59:03.980",
  "configurations": [
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          "negate": false,
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