React Router: Open redirect via backslash in <Link> and useNavigate (CVE-2025-68470 bypass)
This is a follow up to CVE-2025-68470. React Router was alerted to certain scenarios in which the fix there was incomplete so there still existed some scenarios where attacker supplied paths passed to navigation mechanisms could result in unexpected external navigations.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| npm package | react-router | >= 6.0.0, < 7.18.0 | 7.18.0 |
References
- https://github.com/remix-run/react-router/security/advisories/GHSA-wrjc-x8rr-h8h6
- https://github.com/remix-run/react-router/pull/15176
- 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
- http://github.com/remix-run/react-router/pull/15176
- CVSS vector
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- Weakness (CWE)
CWE-601- Platform
- npm
- Package
react-router- Disclosed
- 23.07.2026
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-wrjc-x8rr-h8h6 - CC BY 4.0
Vulnerability history: react-router
All published vulnerabilities of this package (npm package), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 20
- First → latest
- 04.2025 07.2026
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- High 11
- Medium 8
- Low 1
Disclosures per year
- 2025: 2
- 2026: 18
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React Router: Open redirect via backslash in <Link> and useNavigate (CVE-2025-68470 bypass) this entry
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