React Router: Open redirect via backslash in and useNavigate (CVE-2025-68470 bypass)

{
  "id": "9f4f3a2c59c0ac9a4698a8d74252231f8f967d5a4a3f3c75f3f582025c2d1295",
  "url": "https://osv.dev/vulnerability/CVE-2026-53669",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "React Router: Open redirect via backslash in and useNavigate (CVE-2025-68470 bypass)",
    "summary": "React Router is a router for React. Versions 6.0.0 through 7.17.0 are vulnerable to Open Redirtect through use of backslashes in and useNavigate. This issue is a follow up to CVE-2025-68470 and has been fixed in version 7.18.0.",
    "evidence": "osv:CVE-2026-53669",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2026-53669",
      "aliases": [
        "CVE-2026-53669",
        "GHSA-wrjc-x8rr-h8h6"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:L/SI:L/SA:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/remix-run/react-router",
              "type": "GIT",
              "events": [
                {
                  "introduced": "d85c049b22670a691e2ce6d4d6009c2b6aef4933"
                },
                {
                  "fixed": "24283e93971e3e4f9f909c0bae63583f173fcd52"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "6.0.0"
                      },
                      {
                        "fixed": "7.18.0"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StringRangeExpression"
                  },
                  {
                    "range": [
                      {
                        "fixed": "24283e93971e3e4f9f909c0bae63583f173fcd52"
                      }
                    ],
                    "source": "REFERENCES_TAG",
                    "original_tag": "react-router@7.18.0"
                  },
                  {
                    "cpe": "cpe:2.3:a:shopify:react-router:*:*:*:*:*:node.js:*:*",
                    "range": [
                      {
                        "introduced": "6.0.0"
                      },
                      {
                        "fixed": "7.18.0"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-53669.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:36.621574583Z",
      "provider": "osv",
      "references": [
        "https://github.com/remix-run/react-router/blob/main/CHANGELOG.md#v7180",
        "https://github.com/remix-run/react-router/releases/tag/react-router@7.18.0",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53669.json",
        "https://github.com/remix-run/react-router/security/advisories/GHSA-wrjc-x8rr-h8h6",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-53669",
        "https://github.com/remix-run/react-router/pull/15176"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-601"
        ],
        "cna_assigner": "GitHub_M",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53669.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-53669",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 503967,
  "published_at": "2026-07-27T22:11:39.056+00:00"
}