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CVE-2026-111939

Estado: AplazadaMedia (5.1)—
Gravedad5.1Media · CVSS 4.0
Probabilidad de explotación0.22 %mayor que el 12 % de las CVE
Explotación activaNono figura en el catálogo de CISA
Exploit públicoNo conocidosin código público localizado

Frappe Helpdesk anterior a la versión 1.26.0 contiene una vulnerabilidad de elusión de autorización que permite a los usuarios autenticados del portal crear tickets suplantando a otros clientes mediante el envío de un valor raised_by. Los atacantes pueden llamar al endpoint hd_ticket.api.new con el correo de una víctima para colocar tickets de phishing en su portal y leer sus respuestas mediante get_ticket_activities.

Traducción automática del texto original de NVD (en inglés).

CVSS

Puntuación base
5.1
Versión
4.0
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/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

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días
0.22 %
Percentil entre todas las CVEs puntuadas
12
Fecha de la puntuación
20/10/2026

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.

Inferido por reglas deterministas a partir del vector CVSS y la CWE. Solo orientativo.

Mitigaciones ATT&CK que cubren estas técnicas

Application Isolation and SandboxingExploit ProtectionUpdate Software

Tecnologías afectadas (1)

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

Frappe — HelpdeskAI

CWE

Referencias

Mostrar las 7 referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2026-111939",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-111939",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-10-19T14:22:49.644605Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "disclosure@vulncheck.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 4.6,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 2.5,
        "exploitabilityScore": 2.1
      }
    ],
    "cvssMetricV40": [
      {
        "type": "Secondary",
        "source": "disclosure@vulncheck.com",
        "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:L/VI:L/VA:N/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",
          "exploitMaturity": "NOT_DEFINED",
          "providerUrgency": "NOT_DEFINED",
          "userInteraction": "PASSIVE",
          "attackComplexity": "LOW",
          "attackRequirements": "NONE",
          "privilegesRequired": "LOW",
          "subIntegrityImpact": "NONE",
          "vulnIntegrityImpact": "LOW",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "subAvailabilityImpact": "NONE",
          "vulnAvailabilityImpact": "NONE",
          "availabilityRequirement": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "subConfidentialityImpact": "NONE",
          "vulnConfidentialityImpact": "LOW",
          "confidentialityRequirement": "NOT_DEFINED",
          "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"
        }
      }
    ]
  },
  "affected": [
    {
      "source": "disclosure@vulncheck.com",
      "affectedData": [
        {
          "repo": "https://github.com/frappe/helpdesk",
          "vendor": "frappe",
          "product": "helpdesk",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "lessThan": "1.26.0",
              "versionType": "semver"
            }
          ],
          "packageURL": "pkg:github/frappe/helpdesk",
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2026-10-19T14:17:01.650",
  "references": [
    {
      "url": "https://github.com/frappe/helpdesk/blob/v1.25.1/helpdesk/helpdesk/doctype/hd_ticket/api.py",
      "source": "disclosure@vulncheck.com"
    },
    {
      "url": "https://github.com/frappe/helpdesk/blob/v1.25.1/helpdesk/helpdesk/doctype/hd_ticket/hd_ticket.py",
      "source": "disclosure@vulncheck.com"
    },
    {
      "url": "https://github.com/frappe/helpdesk/commit/1186367f3616a605440e73e6a08eacbbcb9b92d9",
      "source": "disclosure@vulncheck.com"
    },
    {
      "url": "https://github.com/frappe/helpdesk/commit/c778f533b24b1dee0c75b206979a9bc4b1be0de2",
      "source": "disclosure@vulncheck.com"
    },
    {
      "url": "https://github.com/frappe/helpdesk/releases/tag/v1.26.0",
      "source": "disclosure@vulncheck.com"
    },
    {
      "url": "https://github.com/frappe/helpdesk/security/advisories/GHSA-xf93-jjcj-44vm",
      "source": "disclosure@vulncheck.com"
    },
    {
      "url": "https://www.vulncheck.com/advisories/frappe-helpdesk-before-1.26.0-authorization-bypass-via-raised-by-in-ticket-creation",
      "source": "disclosure@vulncheck.com"
    }
  ],
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "disclosure@vulncheck.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-639"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Frappe Helpdesk before 1.26.0 contains an authorization bypass vulnerability that allows authenticated portal users to create tickets impersonating other customers by supplying a raised_by value. Attackers can call the hd_ticket.api.new endpoint with a victim's email to plant phishing tickets in their portal and read their replies via get_ticket_activities."
    }
  ],
  "lastModified": "2026-10-19T21:14:14.150",
  "sourceIdentifier": "disclosure@vulncheck.com"
}