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CVE-2026-71505

Estado: AplazadaAlta (7.1)—

Dolibarr before 24.0.0 contains a broken object-level authorization vulnerability in the REST API third-party site account write routes that allows authenticated attackers with third-party creation rights to overwrite the WebPortal password of any company by bypassing per-object access checks that are only enforced on read routes. Attackers can replace the victim company's WebPortal password through the write endpoint, authenticate as that company to access its invoice data, and also obtain the victim's previous password verifier from the API response.

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.

Vulnerabilidad remota en API REST con autenticación previa (PR:L) que permite modificar credenciales (VI:H) de terceros. Atacante autenticado accede a datos de facturas y obtiene verificador de contraseña previo (T1552.007) para usurpar cuentas (T1098.002) e leer datos sensibles (T1005).

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

Tecnologías afectadas (1)

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

CWE

Referencias

JSON original (NVD)

Mostrar
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  "id": "CVE-2026-71505",
  "cveTags": [],
  "metrics": {
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        "ssvcData": {
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          "role": "CISA Coordinator",
          "options": [
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              "exploitation": "poc"
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              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
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          "version": "2.0.3",
          "timestamp": "2026-08-24T19:28:11.201625Z"
        }
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    "cvssMetricV31": [
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          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N",
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        "cvssData": {
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          "version": "4.0",
          "Recovery": "NOT_DEFINED",
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          "Automatable": "NOT_DEFINED",
          "attackVector": "NETWORK",
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          "valueDensity": "NOT_DEFINED",
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          "vulnAvailabilityImpact": "NONE",
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          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
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          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "vulnerabilityResponseEffort": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED"
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      "affectedData": [
        {
          "repo": "https://github.com/Dolibarr/dolibarr",
          "vendor": "Dolibarr",
          "product": "dolibarr",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "lessThan": "24.0.0",
              "versionType": "semver"
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          "packageURL": "pkg:github/Dolibarr/dolibarr",
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  "published": "2026-08-24T19:16:49.817",
  "references": [
    {
      "url": "https://codeant.ai/security-research/cve-2026-71505-dolibarr-bola-enables-portal-account-takeover",
      "source": "disclosure@vulncheck.com"
    },
    {
      "url": "https://github.com/Dolibarr/dolibarr/commit/4cf305ebb958eeffa921aad7c94de179b764f7e7",
      "source": "disclosure@vulncheck.com"
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    {
      "url": "https://github.com/Dolibarr/dolibarr/releases/tag/24.0.0",
      "source": "disclosure@vulncheck.com"
    },
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      "url": "https://www.vulncheck.com/advisories/dolibarr-rest-api-broken-object-level-authorization-via-third-party-write-route",
      "source": "disclosure@vulncheck.com"
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      "description": [
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        }
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      "lang": "en",
      "value": "Dolibarr before 24.0.0 contains a broken object-level authorization vulnerability in the REST API third-party site account write routes that allows authenticated attackers with third-party creation rights to overwrite the WebPortal password of any company by bypassing per-object access checks that are only enforced on read routes. Attackers can replace the victim company's WebPortal password through the write endpoint, authenticate as that company to access its invoice data, and also obtain the victim's previous password verifier from the API response."
    }
  ],
  "lastModified": "2026-09-08T20:23:49.880",
  "sourceIdentifier": "disclosure@vulncheck.com"
}