advisory-database/advisories/github-reviewed/2026/07/GHSA-qwww-vcr4-c8h2/GHSA-qwww-vcr4-c8h2.json at 74c77ada397b58eca2153388d2d6eee983a76a39 · github/advisory-database · GitHub

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{
  "schema_version": "1.4.0",
  "id": "GHSA-qwww-vcr4-c8h2",
  "modified": "2026-07-24T16:44:43Z",
  "published": "2026-07-24T16:44:43Z",
  "aliases": [],
  "summary": "React Router: RSC Mode CSRF Bypass Allows Action Execution Before 400 Response",
  "details": "This is a follow up to CVE-2026-22030 to address related CSRF flows in unstable RSC code paths.\n\n> [!NOTE]\n> This only affects your application if you are using the unstable RSC APIs",
  "severity": [
    {
      "type": "CVSS_V4",
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N"
    }
  ],
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "react-router"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "7.12.0"
            },
            {
              "fixed": "7.18.2"
            }
          ]
        },
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "8.0.0"
            },
            {
              "fixed": "8.3.0"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/remix-run/react-router/security/advisories/GHSA-qwww-vcr4-c8h2"
    },
    {
      "type": "WEB",
      "url": "https://github.com/remix-run/react-router/commit/7a71c728ad116bd78699a258b2014ce9585729f5"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/remix-run/react-router"
    },
    {
      "type": "WEB",
      "url": "https://github.com/remix-run/react-router/blob/main/CHANGELOG.md#v830"
    },
    {
      "type": "WEB",
      "url": "https://github.com/remix-run/react-router/releases/tag/react-router@8.3.0"
    },
    {
      "type": "WEB",
      "url": "http://github.com/remix-run/react-router/pull/15311"
    },
    {
      "type": "WEB",
      "url": "https://github.com/remix-run/react-router/blob/v7/CHANGELOG.md#v7182"
    }
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-352"
    ],
    "severity": "HIGH",
    "github_reviewed": true,
    "github_reviewed_at": "2026-07-24T16:44:43Z",
    "nvd_published_at": null
  }
}