npm/@react-router/express CVE-2025-31137: high 7.5, EPSS 1.17%
Remix and React Router allow URL manipulation via Host / X-Forwarded-Host headers
Action: Upgrade @react-router/express to 7.4.1 or later.
npm i @react-router/express@7.4.1Affected
| introduced | fixed | last affected |
|---|---|---|
| 7.0.0 | 7.4.1 | - |
Fixed versions
| 7.4.1 |
Sources
- osv: GHSA-4q56-crqp-v477
- https://github.com/remix-run/react-router/security/advisories/GHSA-4q56-crqp-v477
- https://nvd.nist.gov/vuln/detail/CVE-2025-31137
- https://github.com/remix-run/react-router
CVE-2025-31137 · published · modified · JSON