{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "2026.4.6"
              },
              {
                "introduced": "2026.5.0"
              },
              {
                "fixed": "2026.5.4"
              },
              {
                "introduced": "2026.6.0"
              },
              {
                "fixed": "2026.6.1"
              }
            ],
            "source": "AFFECTED_FIELD"
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "6d7b1baf3debff7778f51a08c8cabbad6f33c959"
            },
            {
              "introduced": "dfd388ddebce33ee64d5b201f8ac8a3476192caa"
            },
            {
              "fixed": "d6d400b5c48f73cd735bbdc8a0ad901d020c362b"
            },
            {
              "introduced": "fd565ecdb29c55a3e82dc15d94a848d193664caa"
            },
            {
              "fixed": "2bd0a341d64383456bc78c18c636b4491cfe8945"
            }
          ],
          "repo": "https://github.com/pretix/pretix",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "rami.io",
    "cwe_ids": [
      "CWE-639"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/18xxx/CVE-2026-18028.json"
  },
  "details": "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.",
  "id": "CVE-2026-18028",
  "modified": "2026-08-12T03:51:39.227571472Z",
  "published": "2026-07-28T10:39:48.208Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://pypi.python.org"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/18xxx/CVE-2026-18028.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-18028"
    },
    {
      "type": "ADVISORY",
      "url": "https://pretix.eu/about/en/blog/20260728-release-2026-6-1/"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/pretix/pretix"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "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",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Missing authorization check in event quick setup view"
}