{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "0"
              },
              {
                "fixed": "4.70.0"
              },
              {
                "introduced": "0"
              },
              {
                "last_affected": "4.80.3"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "e83c2e3d70687c74cf9e0d6eb983a1432b44460e"
            },
            {
              "introduced": "0"
            },
            {
              "last_affected": "ff512a9c2d2862ee4b33934aee879cd43e94845c"
            }
          ],
          "repo": "https://github.com/nopsolutions/nopcommerce",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "nopCommerce v4.70 and prior, and version 4.80.3, does not invalidate session cookies after logout or session termination, allowing an attacker who has a \r\na valid session cookie access to privileged endpoints (such as /admin) even after the legitimate user has logged out, enabling session hijacking. Any version above 4.70 that is not 4.80.3 fixes the vulnerability.",
  "id": "CVE-2025-11699",
  "modified": "2026-03-13T21:54:27.204175180Z",
  "published": "2025-12-01T16:15:51.017Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://seclists.org/fulldisclosure/2025/Aug/14"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.nopcommerce.com/en/release-notes?srsltid=AfmBOoravPKjN19pm_XZbXZ7GvPhkt8cxlK6794BJRZlY5RxJU_yNoTT"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/nopSolutions/nopCommerce/issues/7044"
    },
    {
      "type": "FIX",
      "url": "https://www.kb.cert.org/vuls/id/633103"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:N",
      "type": "CVSS_V3"
    }
  ]
}