CVE-2026-53669 | React Router is a router for React. Versions 6.0.0 through 7… | CVSS 5.1 MEDIUM

Description

React Router is a router for React. Versions 6.0.0 through 7.17.0 are vulnerable to Open Redirtect through use of backslashes in <Link> and useNavigate. This issue is a follow up to CVE-2025-68470 and has been fixed in version 7.18.0.

Metadata

CVE ID: CVE-2026-53669
State: PUBLISHED
Assigner: GitHub_M
Reserved: 2026-06-09 20:50 UTC
Published: 2026-07-27 22:11 UTC
Last updated: 2026-07-28 16:04 UTC
Primary CWE: CWE-601
CWE-601: URL Redirection to Untrusted Site ('Open Redirect')
Vendor / Product: remix-run / react-router
Sources: cve.org · NVD

Severity & Metrics

5.1 MEDIUM CVSS 4.0

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

SSVC — CISA Coordinator

Exploitation: none
Automatable: yes
Tech. Impact: partial

Affected products (1)

Vendor	Product	Platform	Versions
remix-run	react-router	—	>= 6.0.0, < 7.18.0

Weakness (CWE)

CWE	Source	Description
CWE-601	cna	CWE-601: URL Redirection to Untrusted Site ('Open Redirect')

CVSS scores (1)

Score	Severity	Version	Source	Vector
5.1	MEDIUM	4.0	cna	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

References (5)

https://github.com/remix-run/react-router/security/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/pull/15176
https://github.com/remix-run/react-router/blob/main/CHANGELOG.md#v7180 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 https://github.com/remix-run/react-router/releases/tag/react-router@7.18.0
http://github.com/remix-run/react-router/pull/15176 http://github.com/remix-run/react-router/pull/15176