React Router is a router for React. In versions 7.5.1 through 7.13.1, when using Framework Mode with pre-rendering enabled, improper neutralization of the HTTP `Location` header value can permit Cross-Site Scripting (XSS) in the statically generated HTML files if the redirect location comes from an untrusted source. This does not impact applications using Declarative Mode (`<BrowserRouter>`) or Data Mode (`createBrowserRouter/<RouterProvider>`). This is patched in version 7.13.2.

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Advisories
Source ID Title
Github GHSA Github GHSA GHSA-f22v-gfqf-p8f3 React Router has stored XSS via unescaped Location header in prerendered redirect HTML
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Wed, 03 Jun 2026 17:00:00 +0000

Type Values Removed Values Added
First Time appeared Shopify
Shopify react-router
CPEs cpe:2.3:a:shopify:react-router:*:*:*:*:*:node.js:*:*
Vendors & Products Shopify
Shopify react-router

Wed, 03 Jun 2026 02:30:00 +0000

Type Values Removed Values Added
First Time appeared Remix-run
Remix-run react-router
Vendors & Products Remix-run
Remix-run react-router

Tue, 02 Jun 2026 18:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 02 Jun 2026 17:15:00 +0000

Type Values Removed Values Added
Description React Router is a router for React. In versions 7.5.1 through 7.13.1, when using Framework Mode with pre-rendering enabled, improper neutralization of the HTTP `Location` header value can permit Cross-Site Scripting (XSS) in the statically generated HTML files if the redirect location comes from an untrusted source. This does not impact applications using Declarative Mode (`<BrowserRouter>`) or Data Mode (`createBrowserRouter/<RouterProvider>`). This is patched in version 7.13.2.
Title React Router has stored XSS via unescaped Location header in prerendered redirect HTML
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-06-02T17:28:13.207Z

Reserved: 2026-03-18T02:42:27.509Z

Link: CVE-2026-33244

cve-icon Vulnrichment

Updated: 2026-06-02T17:28:09.695Z

cve-icon NVD

Status : Analyzed

Published: 2026-06-02T17:16:28.030

Modified: 2026-06-03T16:54:00.463

Link: CVE-2026-33244

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-06-02T20:50:50Z

Weaknesses