NPM: React Router: Unauthenticated Denial of Service via Inefficient Route Matching

NPM: React Router: Unauthenticated Denial of Service via Inefficient Route Matching vulnerability discovered by ? in WordPress Npm react-router versions = 7.0.0, 7.18.0...

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

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...

GHSA-WRJC-X8RR-H8H6 React Router: Open redirect via backslash in <Link> and useNavigate (CVE-2025-68470 bypass)

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...

Open Redirect

Overview Affected versions of this package are vulnerable to Open Redirect via the navigation mechanisms when attacker-supplied paths containing a backslash are processed. An attacker can redirect users to unintended external sites by crafting malicious links or inputs. Remediation Upgrade...

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

NPM: React Router: Open redirect via backslash in and useNavigate CVE-2025-68470 bypass vulnerability discovered by ? in WordPress Npm react-router versions = 6.0.0, 7.18.0...

NPM: React Router: Open redirect leading to XSS

NPM: React Router: Open redirect leading to XSS vulnerability discovered by ? in WordPress Npm react-router versions = 7.9.6, = 7.12.0...

NPM: React Router: Open redirect leading to XSS

NPM: React Router: Open redirect leading to XSS vulnerability discovered by ? in WordPress Npm react-router-dom versions = 6.30.2, = 6.30.4...

React Router: Open redirect leading to XSS

Applications with open redirects could permit attacker crafted links to result in redirects to unexpected external location or XSS vectors...

GHSA-JJMJ-JMHJ-QWJ2 React Router: Open redirect leading to XSS

Applications with open redirects could permit attacker crafted links to result in redirects to unexpected external location or XSS vectors...

GHSA-H8FP-F39C-Q6MH React Router: RSCErrorHandler Missing Protocol Validation (XSS)

This is a follow up to https://github.com/remix-run/react-router/security/advisories/GHSA-8646-j5j9-6r62. React Router was alerted of a code path in the unstable RSC error handling path in which redirects from untrusted sources could still result in an XSS vector via attacker-supplied redirect...

NPM: React Router: RSCErrorHandler Missing Protocol Validation (XSS)

NPM: React Router: RSCErrorHandler Missing Protocol Validation XSS vulnerability discovered by ? in WordPress Npm react-router versions = 7.11.0, 7.18.0...

React Router: RSCErrorHandler Missing Protocol Validation (XSS)

This is a follow up to https://github.com/remix-run/react-router/security/advisories/GHSA-8646-j5j9-6r62. React Router was alerted of a code path in the unstable RSC error handling path in which redirects from untrusted sources could still result in an XSS vector via attacker-supplied redirect...

GHSA-337J-9HXR-RHXG React Router: Arbitrary Constructor Injection via deserializeErrors() in React Router SSR Hydration

If application code allows attacker supplied input to overwrite certain aspects of errors caught by the SSR process, then it was possible for attacker to trigger unexpected constructor execution on the client which would trigger outbound network traffic. This is only possible with very specific a...

NPM: React Router: Arbitrary Constructor Injection via deserializeErrors() in React Router SSR Hydration

NPM: React Router: Arbitrary Constructor Injection via deserializeErrors in React Router SSR Hydration vulnerability discovered by ? in WordPress Npm react-router versions = 6.4.0, 7.18.0...

React Router: Arbitrary Constructor Injection via deserializeErrors() in React Router SSR Hydration

If application code allows attacker supplied input to overwrite certain aspects of errors caught by the SSR process, then it was possible for attacker to trigger unexpected constructor execution on the client which would trigger outbound network traffic. This is only possible with very specific a...

PT-2026-64215

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 component and the useNavigate function can lead to unexpected external navigations when attacker-supplied paths are...

PT-2026-64213

Name of the Vulnerable Software and Affected Versions React Router versions 7.11.0 through 7.17.0 Description The RSCErrorHandler lacks protocol validation, which allows redirects from untrusted sources. This can lead to a Cross-Site Scripting XSS vector—a technique where malicious scripts are...

react-router: @remix-run/server-runtime: React Router / Remix: Denial of Service via unbounded path expansion in __manifest endpoint

A flaw was found in React Router and @remix-run/server-runtime. A remote attacker can exploit this vulnerability by sending certain crafted requests to the manifest endpoint. This can lead to unbounded path expansion, consuming disproportionate server resources. The primary consequence is a denia...

react-router: React Router: Remote Code Execution via prototype pollution in Framework Mode

A flaw was found in React Router when operating in Framework Mode. A remote attacker could exploit an existing prototype pollution vulnerability within the application code. This could lead to unauthorized remote code execution RCE on the server through a two-step attack involving external...

react-router: React Router: Cross-Site Scripting vulnerability via untrusted React Server Component redirects

A flaw was found in React Router. This vulnerability, a type of Cross-Site Scripting XSS, affects applications utilizing React Router's unstable React Server Components RSC APIs. A remote attacker could exploit this by sending untrusted redirects, leading to the execution of malicious scripts in...