{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "1.4.3"
              }
            ],
            "source": "AFFECTED_FIELD"
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "775e3ff1e2782cb41df065afb7517dbe5eee4bf4"
            }
          ],
          "repo": "https://github.com/pretix/pretix-oppwa",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "rami.io",
    "cwe_ids": [
      "CWE-841"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/13xxx/CVE-2026-13222.json"
  },
  "details": "Our payment integration with Oppwa-based payment methods did not \nproperly validate payment status responses. An attacker could use a \nsuccessful payment status response from one payment and supply it to the\n system for a different payment, gaining access to multiple valid \ntickets with only one payment.",
  "id": "CVE-2026-13222",
  "modified": "2026-07-15T01:48:56.299074527Z",
  "published": "2026-06-25T14:07:03.521Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://pypi.python.org"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/13xxx/CVE-2026-13222.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-13222"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/pretix/pretix-oppwa"
    },
    {
      "type": "ARTICLE",
      "url": "https://pretix.eu/about/en/blog/20260625-release-2026-5-2/"
    }
  ],
  "schema_version": "1.8.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:L/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Insufficient validation of payment status in pretix-oppwa"
}