CVE-2026-18028

{
  "id": "CVE-2026-18028",
  "sourceIdentifier": "655498c3-6ec5-4f0b-aea6-853b334d05a6",
  "published": "2026-07-28T11:17:03.530",
  "lastModified": "2026-10-24T13:10:00.147",
  "vulnStatus": "Awaiting Analysis",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The \"quick setup\" view presented to users after they first create an \nevent allows to set up the most critical parts of an event in just a few\n clicks. This view did not properly check that the user has permission \nto change configuration for the given event. An attacker could use a \nwell-timed request to create products, quotas, set bank transfer \nconfiguration, or connect a stripe account to an event they do not have \naccess to."
    },
    {
      "lang": "es",
      "value": "La vista de ’configuración rápida’ presentada a los usuarios después de que crean un evento por primera vez permite configurar las partes más críticas de un evento en solo unos pocos clics. Esta vista no verificaba correctamente que el usuario tuviera permiso para cambiar la configuración para el evento dado. Un atacante podría usar una solicitud bien programada para crear productos, cuotas, establecer la configuración de transferencia bancaria o conectar una cuenta de Stripe a un evento al que no tienen acceso."
    }
  ],
  "affected": [
    {
      "source": "655498c3-6ec5-4f0b-aea6-853b334d05a6",
      "affectedData": [
        {
          "vendor": "pretix GmbH",
          "product": "pretix",
          "defaultStatus": "unaffected",
          "collectionURL": "https://pypi.python.org",
          "packageName": "pretix",
          "repo": "https://github.com/pretix/pretix",
          "versions": [
            {
              "version": "0",
              "lessThan": "2026.4.6",
              "versionType": "python",
              "status": "affected"
            },
            {
              "version": "2026.5.0",
              "lessThan": "2026.5.4",
              "versionType": "python",
              "status": "affected"
            },
            {
              "version": "2026.6.0",
              "lessThan": "2026.6.1",
              "versionType": "q",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV40": [
      {
        "source": "655498c3-6ec5-4f0b-aea6-853b334d05a6",
        "type": "Secondary",
        "cvssData": {
          "version": "4.0",
          "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:L/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",
          "baseScore": 2.3,
          "baseSeverity": "LOW",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "attackRequirements": "PRESENT",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "vulnConfidentialityImpact": "NONE",
          "vulnIntegrityImpact": "LOW",
          "vulnAvailabilityImpact": "NONE",
          "subConfidentialityImpact": "NONE",
          "subIntegrityImpact": "LOW",
          "subAvailabilityImpact": "NONE",
          "exploitMaturity": "NOT_DEFINED",
          "confidentialityRequirement": "NOT_DEFINED",
          "integrityRequirement": "NOT_DEFINED",
          "availabilityRequirement": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "Safety": "NOT_DEFINED",
          "Automatable": "NOT_DEFINED",
          "Recovery": "NOT_DEFINED",
          "valueDensity": "NOT_DEFINED",
          "vulnerabilityResponseEffort": "NOT_DEFINED",
          "providerUrgency": "NOT_DEFINED"
        }
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-07-28T12:38:05.542080Z",
          "id": "CVE-2026-18028",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "655498c3-6ec5-4f0b-aea6-853b334d05a6",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-639"
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://pretix.eu/about/en/blog/20260728-release-2026-6-1/",
      "source": "655498c3-6ec5-4f0b-aea6-853b334d05a6"
    }
  ]
}