{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "0.0"
              },
              {
                "fixed": "2026.5.5"
              },
              {
                "introduced": "2026.6.0"
              },
              {
                "fixed": "2026.6.2"
              },
              {
                "introduced": "2026.7.0"
              },
              {
                "fixed": "2026.7.1"
              }
            ],
            "source": "AFFECTED_FIELD"
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "bdfe683146859aaeb9b094aacc2058332ae26659"
            },
            {
              "introduced": "fd565ecdb29c55a3e82dc15d94a848d193664caa"
            },
            {
              "fixed": "91d7459ecd6d4e09da20d9ca7f0b5b171378ad9d"
            },
            {
              "introduced": "79dcf60ed2bf22248869659a97e9ccda846ebc58"
            },
            {
              "fixed": "b474664fb82309855d718d88a161095003bbeb22"
            }
          ],
          "repo": "https://github.com/pretix/pretix",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "rami.io",
    "cwe_ids": [
      "CWE-20"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/101xxx/CVE-2026-101266.json"
  },
  "details": "A logic flaw in the checkout flow allows users to bypass validations performed during the check-in by skipping entire check-in steps.",
  "id": "CVE-2026-101266",
  "modified": "2026-10-03T11:30:43.316870781Z",
  "published": "2026-09-29T11:53:52.379Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://pypi.python.org"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/101xxx/CVE-2026-101266.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-101266"
    },
    {
      "type": "ADVISORY",
      "url": "https://pretix.eu/about/en/blog/20260929-release-2026-7-1/"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/pretix/pretix"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N/E:U",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Checkout validation bypass"
}