PT-2026-64215 · Unknown · React Router

CVE-2026-53669 · Published 2026-07-23 · Updated 2026-07-27

Positive Technologies (AI Summary)

CVSS v4.0

5.1

Medium

Base vector

AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:L/SI:L/SA:N

Name of the Vulnerable Software and Affected Versions React Router versions 6.0.0 through 7.17.0

Description An open redirect issue exists where the use of backslashes in the <Link> component and the useNavigate() function can lead to unexpected external navigations when attacker-supplied paths are processed by navigation mechanisms.

Recommendations Update to version 7.18.0.

Fix

Open Redirect

Weakness Enumeration

CWE-601

Related Identifiers

CVE-2026-53669

GHSA-WRJC-X8RR-H8H6

Affected Products

React Router

References · 8

• https://nvd.nist.gov/vuln/detail/CVE-2026-53669 · Security Note
• https://osv.dev/vulnerability/GHSA-wrjc-x8rr-h8h6 · Vendor Advisory
• https://github.com/remix-run/react-router · Note
• https://github.com/remix-run/react-router/releases/tag/react-router@7.18.0 · Note
• https://github.com/remix-run/react-router/security/advisories/GHSA-wrjc-x8rr-h8h6 · Note
• https://github.com/remix-run/react-router/blob/main/CHANGELOG.md#v7180 · Note
• https://github.com/remix-run/react-router/pull/15176 · Note
• http://github.com/remix-run/react-router/pull/15176 · Note