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CVE-2026-22029— React Router vulnerable to XSS via Open Redirects

CVSS 8.0 · High EPSS 0.02% · P3
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I. Basic Information for CVE-2026-22029

Vulnerability Information
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Vulnerability Title
React Router vulnerable to XSS via Open Redirects
Source: NVD (National Vulnerability Database)
Vulnerability Description
React Router is a router for React. In @remix-run/router version prior to 1.23.2. and react-router 7.0.0 through 7.11.0, React Router (and Remix v1/v2) SPA open navigation redirects originating from loaders or actions in Framework Mode, Data Mode, or the unstable RSC modes can result in unsafe URLs causing unintended javascript execution on the client. This is only an issue if you are creating redirect paths from untrusted content or via an open redirect. There is no impact if Declarative Mode (<BrowserRouter>) is being used. This issue has been patched in @remix-run/router version 1.23.2 and react-router version 7.12.0.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: NVD (National Vulnerability Database)
Vulnerability Title
react-router 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
react-router是Remix开源的一个 React 的声明式路由。 React Router 7.11.0及之前版本存在跨站脚本漏洞，该漏洞源于开放导航重定向可能导致不安全URL，从而造成客户端意外执行javascript代码。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
remix-runreact-router @remix-run/router < 1.23.2 -

II. Public POCs for CVE-2026-22029

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III. Intelligence Information for CVE-2026-22029

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Same Patch Batch · remix-run · 2026-01-10 · 6 CVEs total

CVE-2025-616869.1 CRITICALReact Router has Path Traversal in File Session Storage
CVE-2026-218848.2 HIGHReact Router SSR XSS in ScrollRestoration
CVE-2025-590577.6 HIGHReact Router has XSS Vulnerability
CVE-2026-220306.5 MEDIUMReact Router has CSRF issue in Action/Server Action Request Processing
CVE-2025-684706.5 MEDIUMReact Router has unexpected external redirect via untrusted paths

IV. Related Vulnerabilities

Same product: react-router
Same vendor: remix-run
Same weakness: CWE-79

V. Comments for CVE-2026-22029

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