{"id":"CVE-2026-22030","aliases":["CLSA-2026-1792161539","CLSA-2026-1792161542","EUVD-2026-1464","GHSA-h5cw-625j-3rxh","ROOT-APP-NPM-CVE-2026-22030"],"status":"published","title":"React Router has CSRF issue in Action/Server Action Request Processing","description":"React Router is a router for React. In @remix-run/server-runtime version prior to 2.17.3. and react-router 7.0.0 through 7.11.0, React Router (or Remix v2) is vulnerable to CSRF attacks on document POST requests to UI routes when using server-side route action handlers in Framework Mode, or when using React Server Actions in the new unstable RSC modes. There is no impact if Declarative Mode (\u003cBrowserRouter\u003e) or Data Mode (createBrowserRouter/\u003cRouterProvider\u003e) is being used. This issue has been patched in @remix-run/server-runtime version 2.17.3 and react-router version 7.12.0.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00186,"percentile":0.08319,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-346","CWE-352"],"published":"2026-01-08T20:57:09Z","modified":"2026-11-10T19:58:28Z","fixes":[{"ecosystem":"npm","package":"react-router","fixed_in":["7.12.0"],"sources":["ghsa","osv"]},{"ecosystem":"npm","package":"@remix-run/server-runtime","fixed_in":["2.17.3"],"sources":["ghsa","osv"]},{"ecosystem":"TuxCare:npm","package":"@remix-run/server-runtime","fixed_in":["2.17.0-tuxcare.1"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"react-router","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"7.0.0"},{"last_affected":"7.11.0"},{"fixed":"7.12.0"}]}]},{"source":"ghsa","ecosystem":"npm","package":"@remix-run/server-runtime","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"2.17.2"},{"fixed":"2.17.3"}]}]},{"source":"osv","ecosystem":"TuxCare:npm","package":"@remix-run/server-runtime","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.17.0-tuxcare.0"},{"fixed":"2.17.0-tuxcare.1"}]}],"versions":["2.17.0"]},{"source":"osv","ecosystem":"TuxCare:npm","package":"@remix-run/server-runtime","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.19.3-tuxcare.0"},{"fixed":"1.19.3-tuxcare.4"}]}],"versions":["1.19.3","1.19.3-tuxcare.1","1.19.3-tuxcare.2","1.19.3-tuxcare.3"],"bundled":3},{"source":"osv","ecosystem":"npm","package":"react-router","ranges":[{"type":"SEMVER","events":[{"introduced":"7.0.0"},{"fixed":"7.12.0"}]}]},{"source":"osv","ecosystem":"npm","package":"@remix-run/server-runtime","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2.17.3"}]}]}],"products":[{"vendor":"@tanstack","product":"react-router"},{"vendor":"remix-run","product":"react-router"},{"vendor":"shopify","product":"react-router"},{"vendor":"shopify","product":"remix-run\\/react"}],"references":[{"url":"https://github.com/remix-run/react-router/security/advisories/GHSA-h5cw-625j-3rxh","tags":["x_refsource_CONFIRM","Vendor Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-22030","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-h5cw-625j-3rxh"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/22xxx/CVE-2026-22030.json","tags":["advisory"]},{"url":"https://github.com/remix-run/react-router","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-22030","title":"React Router has CSRF issue in Action/Server Action Request Processing","description":"React Router is a router for React. In @remix-run/server-runtime version prior to 2.17.3. and react-router 7.0.0 through 7.11.0, React Router (or Remix v2) is vulnerable to CSRF attacks on document POST requests to UI routes when using server-side route action handlers in Framework Mode, or when using React Server Actions in the new unstable RSC modes. There is no impact if Declarative Mode (\u003cBrowserRouter\u003e) or Data Mode (createBrowserRouter/\u003cRouterProvider\u003e) is being used. This issue has been patched in @remix-run/server-runtime version 2.17.3 and react-router version 7.12.0.","status":"published","published":"2026-01-10T02:42:44.603Z","modified":"2026-01-12T18:09:39.441Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-346","CWE-352"],"updated_at":"2026-11-02T13:39:16.730222Z"}],"euvd":[{"id":"EUVD-2026-1464","description":"React Router is a router for React. In @remix-run/server-runtime version prior to 2.17.3. and react-router 7.0.0 through 7.11.0, React Router (or Remix v2) is vulnerable to CSRF attacks on document POST requests to UI routes when using server-side route action handlers in Framework Mode, or when using React Server Actions in the new unstable RSC modes. There is no impact if Declarative Mode (\u003cBrowserRouter\u003e) or Data Mode (createBrowserRouter/\u003cRouterProvider\u003e) is being used. This issue has been patched in @remix-run/server-runtime version 2.17.3 and react-router version 7.12.0.","status":"published","published":"2026-01-10T02:42:44Z","modified":"2026-01-12T18:09:39Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","level":"medium"}],"updated_at":"2026-11-02T19:48:53.22038Z"}],"ghsa":[{"id":"GHSA-h5cw-625j-3rxh","title":"React Router has CSRF issue in Action/Server Action Request Processing","description":"React Router (or Remix v2) is vulnerable to CSRF attacks on document POST requests to UI routes when using server-side route `action` handlers in [Framework Mode](https://reactrouter.com/start/modes#framework), or when using React Server Actions in the new unstable RSC modes.\n\n\u003e [!NOTE]\n\u003e This does not impact your application if you are using [Declarative Mode](https://reactrouter.com/start/modes#declarative) (`\u003cBrowserRouter\u003e`) or [Data Mode](https://reactrouter.com/start/modes#data) (`createBrowserRouter`/`\u003cRouterProvider\u003e`).","status":"published","published":"2026-01-08T20:57:09Z","modified":"2026-06-09T10:31:51Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","level":"medium"}],"cwes":["CWE-346","CWE-352"],"updated_at":"2026-11-02T14:40:23.739691Z"}],"nvd":[{"id":"CVE-2026-22030","description":"React Router is a router for React. In @remix-run/server-runtime version prior to 2.17.3. and react-router 7.0.0 through 7.11.0, React Router (or Remix v2) is vulnerable to CSRF attacks on document POST requests to UI routes when using server-side route action handlers in Framework Mode, or when using React Server Actions in the new unstable RSC modes. There is no impact if Declarative Mode (\u003cBrowserRouter\u003e) or Data Mode (createBrowserRouter/\u003cRouterProvider\u003e) is being used. This issue has been patched in @remix-run/server-runtime version 2.17.3 and react-router version 7.12.0.","status":"published","published":"2026-01-10T03:15:49.067Z","modified":"2026-06-17T10:19:23.333Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-346","CWE-352"],"updated_at":"2026-11-02T14:12:03.683495Z"}],"osv":[{"id":"CVE-2026-22030","title":"React Router has CSRF issue in Action/Server Action Request Processing","description":"React Router is a router for React. In @remix-run/server-runtime version prior to 2.17.3. and react-router 7.0.0 through 7.11.0, React Router (or Remix v2) is vulnerable to CSRF attacks on document POST requests to UI routes when using server-side route action handlers in Framework Mode, or when using React Server Actions in the new unstable RSC modes. There is no impact if Declarative Mode (\u003cBrowserRouter\u003e) or Data Mode (createBrowserRouter/\u003cRouterProvider\u003e) is being used. This issue has been patched in @remix-run/server-runtime version 2.17.3 and react-router version 7.12.0.","status":"published","published":"2026-01-10T02:42:44.603Z","modified":"2026-10-28T02:30:28.172899663Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","level":"medium"}],"cwes":["CWE-346","CWE-352"],"updated_at":"2026-11-02T15:44:58.42038Z"},{"id":"GHSA-h5cw-625j-3rxh","title":"React Router has CSRF issue in Action/Server Action Request Processing","description":"React Router (or Remix v2) is vulnerable to CSRF attacks on document POST requests to UI routes when using server-side route `action` handlers in [Framework Mode](https://reactrouter.com/start/modes#framework), or when using React Server Actions in the new unstable RSC modes.\n\n\u003e [!NOTE]\n\u003e This does not impact your application if you are using [Declarative Mode](https://reactrouter.com/start/modes#declarative) (`\u003cBrowserRouter\u003e`) or [Data Mode](https://reactrouter.com/start/modes#data) (`createBrowserRouter`/`\u003cRouterProvider\u003e`).","status":"published","published":"2026-01-08T20:57:09Z","modified":"2026-09-10T03:50:33.178600867Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","level":"medium"}],"cwes":["CWE-346","CWE-352"],"updated_at":"2026-11-02T15:46:48.546324Z"},{"id":"CLSA-2026-1792161539","title":"TuxCare security update for @remix-run/server-runtime (1 CVE)","description":"TuxCare rebuilt @remix-run/server-runtime to address 1 CVE. Fixed in 2.17.0-tuxcare.1.","status":"published","published":"2026-10-16T14:38:59Z","modified":"2026-11-10T19:58:28.981993284Z","updated_at":"2026-11-10T20:07:15.512362Z"},{"id":"CLSA-2026-1792161542","title":"TuxCare security update for @remix-run/server-runtime (1 CVE)","description":"TuxCare rebuilt @remix-run/server-runtime to address 1 CVE. Fixed in 1.19.3-tuxcare.4.","status":"published","published":"2026-10-16T14:39:02Z","modified":"2026-11-10T19:45:16.404779982Z","updated_at":"2026-11-10T20:12:40.351566Z"},{"id":"ROOT-APP-NPM-CVE-2026-22030","title":"CVE-2026-22030 in @rootio/react-router - Patched by Root","description":"Root has patched CVE-2026-22030 in the @rootio/react-router package for Root:npm. Multiple fixed versions available.","status":"withdrawn","published":"2026-07-07T13:49:06Z","modified":"2026-07-29T08:00:21.311521963Z","updated_at":"2026-11-02T15:53:27.649662Z"}]}}