CVE-2026-53667
1 advisory.
npm/react-router CVE-2026-53667: medium 6.9
React Router: RSCErrorHandler Missing Protocol Validation (XSS)
Action: Upgrade react-router to 7.18.0 or later.
npm i react-router@7.18.0Affected
| introduced | fixed | last affected |
|---|---|---|
| 7.11.0 | 7.18.0 | - |
Fixed versions
| 7.18.0 |
Sources
- osv: GHSA-h8fp-f39c-q6mh
- https://github.com/remix-run/react-router/security/advisories/GHSA-h8fp-f39c-q6mh
- https://github.com/remix-run/react-router/pull/15177
- https://github.com/remix-run/react-router/commit/ce596e823f0d7b883a433af1d5a839a8b9fe0242
- https://github.com/remix-run/react-router
- 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
CVE-2026-53667 · published · modified · JSON