Security advisory

{
  "id": "8f4060a26e1a04c4054e36205ab25e49d104222da8b3714d6e0e5d1c42f69cc3",
  "url": "https://osv.dev/vulnerability/CVE-2021-33394",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-33394",
    "summary": "Cubecart 6.4.2 allows Session Fixation. The application does not generate a new session cookie after the user is logged in. A malicious user is able to create a new session cookie value and inject it to a victim. After the victim logs in, the injected cookie becomes valid, giving the attacker access to the user's account through the active session.",
    "evidence": "osv:CVE-2021-33394",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2021-33394",
      "aliases": [
        "CVE-2021-33394"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/cubecart/v6",
              "type": "GIT",
              "events": [
                {
                  "introduced": "1ddacbd2b1b81fc2050414975127bdac2d957030"
                },
                {
                  "last_affected": "1ddacbd2b1b81fc2050414975127bdac2d957030"
                },
                {
                  "fixed": "aac7b3a13a43e302d91f94a120417b2fda737d0f"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:cubecart:cubecart:6.4.2:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "6.4.2"
                      },
                      {
                        "last_affected": "6.4.2"
                      }
                    ],
                    "source": "CPE_STRING"
                  },
                  {
                    "range": [
                      {
                        "fixed": "aac7b3a13a43e302d91f94a120417b2fda737d0f"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "6.4.2"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-33394.json"
          }
        }
      ],
      "modified": "2026-10-20T10:54:45.201761842Z",
      "provider": "osv",
      "references": [
        "https://github.com/cubecart/v6/commit/aac7b3a13a43e302d91f94a120417b2fda737d0f",
        "https://github.com/xoffense/POC/blob/main/Session%20Fixation%20in%20Cubecart%206.4.2.md"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-33394",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 386085,
  "published_at": "2021-05-27T19:15:08.327+00:00"
}