{
  "affected": [
    {
      "package": {
        "ecosystem": "Packagist",
        "name": "prestashop/ps_checkout"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "5.3.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [],
  "database_specific": {
    "cwe_ids": [
      "CWE-20"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-04-30T20:59:28Z",
    "nvd_published_at": null,
    "severity": "LOW"
  },
  "details": "### Impact\n\nUnvalidated parameter can lead to some unauthorized method invocation with very little possibilities.\n\n### Patches\n\nThe problem has been patched in versions\n\n- v5.3.0 for PrestaShop 1.7 (build number: 7.5.3.0)\n- v5.3.0 for PrestaShop 8 (build number: 8.5.3.0)\n- v5.3.0 for PrestaShop 9 (build number: 9.5.3.0)\n\nRead the [Versioning policy](https://github.com/PrestaShopCorp/ps_checkout/wiki/Versioning) to learn more about the build numbers.\n\n### Credits\n\nPrestaShop thanks [PATICEO](https://www.paticeo.com/) for reporting the issue.",
  "id": "GHSA-mqq7-wxx5-mp8h",
  "modified": "2026-04-30T20:59:28Z",
  "published": "2026-04-30T20:59:28Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/PrestaShopCorp/ps_checkout/security/advisories/GHSA-mqq7-wxx5-mp8h"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/PrestaShopCorp/ps_checkout"
    },
    {
      "type": "WEB",
      "url": "https://github.com/PrestaShopCorp/ps_checkout/releases/tag/v5.3.0"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U",
      "type": "CVSS_V4"
    }
  ],
  "summary": "ps_checkout allows unauthorized method invocation through unvalidated parameter"
}