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CVE-2026-61343

Estado: Pendiente de análisisAlta (8.6)—

LibreBooking's email template editor save action passes the submitted template name directly into the destination file path, allowing a remote attacker with administrator credentials to write an arbitrary file outside the template directory and execute code. Fixed in 5.1.0.

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).

🎯 Técnicas ATT&CK

Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.

Acceso remoto con privilegios (PR:H) a servicio (LibreBooking). Path traversal (CWE-23) en editor de plantillas permite escritura arbitraria de ficheros y ejecución de código (web shell). Requiere credenciales de administrador.

Inferido por nuestro agente de análisis a partir de la descripción oficial, el vector CVSS y la CWE, y comprobado por un supervisor. Puede contener errores.

🛡️ Mitigaciones ATT&CK que cubren estas técnicas

Disable or Remove Feature or ProgramVulnerability ScanningUser Account ManagementThreat Intelligence ProgramPrivileged Account ManagementNetwork Segmentation

Tecnologías afectadas (1)

⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.

Librebooking — LibrebookingAI

CWE

Referencias

JSON original (NVD)

Mostrar
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  "id": "CVE-2026-61343",
  "cveTags": [],
  "metrics": {
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      {
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        "ssvcData": {
          "id": "CVE-2026-61343",
          "role": "CISA Coordinator",
          "options": [
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              "exploitation": "none"
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          "timestamp": "2026-07-21T17:05:44.662013Z"
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        "type": "Secondary",
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          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
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          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/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",
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          "modifiedUserInteraction": "NOT_DEFINED",
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          "vulnerabilityResponseEffort": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED"
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      "affectedData": [
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          "product": "LibreBooking",
          "versions": [
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              "version": "0",
              "lessThan": "5.1.0",
              "versionType": "custom"
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  "published": "2026-07-09T18:16:58.030",
  "references": [
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      "url": "https://github.com/LibreBooking/librebooking/commit/cb9b7ad9da0243bd105809f6a4a8a6b9147c71ea",
      "source": "9119a7d8-5eab-497f-8521-727c672e3725"
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      "url": "https://github.com/LibreBooking/librebooking/releases/tag/v5.1.0",
      "source": "9119a7d8-5eab-497f-8521-727c672e3725"
    },
    {
      "url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-190-01.json",
      "source": "9119a7d8-5eab-497f-8521-727c672e3725"
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    {
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      "source": "9119a7d8-5eab-497f-8521-727c672e3725"
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  ],
  "vulnStatus": "Awaiting Analysis",
  "weaknesses": [
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      "description": [
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          "lang": "en",
          "value": "CWE-23"
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  "descriptions": [
    {
      "lang": "en",
      "value": "LibreBooking's email template editor save action passes the submitted template name directly into the destination file path, allowing a remote attacker with administrator credentials to write an arbitrary file outside the template directory and execute code. Fixed in 5.1.0."
    }
  ],
  "lastModified": "2026-07-30T19:18:34.423",
  "sourceIdentifier": "9119a7d8-5eab-497f-8521-727c672e3725"
}