CVE-2026-53669

Summary

React Router: Open redirect via backslash in <Link> and useNavigate (CVE-2025-68470 bypass)

Severity

medium

EPSS

0.3% (p25)

CWE

CWE-601

Also known as

GHSA-wrjc-x8rr-h8h6

Published

2026-07-23

Updated

2026-07-23

Advisory details

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.

References

• https://github.com/advisories/GHSA-wrjc-x8rr-h8h6
• 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/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

Related advisories

• GHSA-qwww-vcr4-c8h2 — high · npm/react-router
• CVE-2026-55685 — high · npm/react-router
• CVE-2026-34077 — high · npm/react-router
• CVE-2026-42342 — high · npm/react-router
• CVE-2026-42211 — high · npm/react-router
• CVE-2026-33245 — high · npm/react-router
• CVE-2026-53667 — medium · npm/react-router
• CVE-2026-53666 — medium · npm/react-router

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