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...

Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection')

Overview Affected versions of this package are vulnerable to Use of Externally-Controlled Input to Select Classes or Code 'Unsafe Reflection' in the deserializeErrors function during SSR hydration. An attacker can cause unexpected constructor execution on the client, potentially resulting in...

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...

Exploit for Deserialization of Untrusted Data in Facebook React

CVE-2025-55182 — React2Shell CVSS 10.0 CRITICAL | Pre-Auth...

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...

MAL-2026-11015 Malicious code in react-tabulix-query (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 413e61124e5f46f550114ce54d841c1dc68b4dc3a9d0939c8f3c021a6c790a65 The package's package.json preinstall script runs dist/index.d.js, which base64-decodes an embedded payload and executes it. The decoded payload uses...

Malicious code in react-tabulix-query (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 413e61124e5f46f550114ce54d841c1dc68b4dc3a9d0939c8f3c021a6c790a65 The package's package.json preinstall script runs dist/index.d.js, which base64-decodes an embedded payload and executes it. The decoded payload uses...

MAL-2026-11040 Malicious code in react-tabulix-extended (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 9e8df06223a5059cf4892135df7f8144e8857ad8c4dbf66d358691597badc36a package.json declares preinstall: node./dist/index.d.js, which fires automatically on npm install. The script contains a base64-encoded payload that...

Malicious code in react-tabulix-extended (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 9e8df06223a5059cf4892135df7f8144e8857ad8c4dbf66d358691597badc36a package.json declares preinstall: node./dist/index.d.js, which fires automatically on npm install. The script contains a base64-encoded payload that...

CVE-2026-44907

A denial of service vulnerability could be triggered by sending specially crafted HTTP requests to server function endpoints, this could lead to excessive CPU usage; affecting the following packages: react-server-dom-webpack, react-server-dom-parcel, react-server-dom-turbopack versions 19.0.0...

CVE-2026-44907

A denial of service vulnerability could be triggered by sending specially crafted HTTP requests to server function endpoints, this could lead to excessive CPU usage; affecting the following packages: react-server-dom-webpack, react-server-dom-parcel, react-server-dom-turbopack versions 19.0.0...

MAL-2026-10988 Malicious code in react-tabulix-ui (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 6e1730bc033ffe3e5cbe24819446e0c6d41af7bec46ec931a04eca2909ffc7cc package.json declares a preinstall hook node./dist/index.d.js that runs automatically on npm install. The script at dist/index.d.js decodes a...

Malicious code in react-tabulix-ui (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 6e1730bc033ffe3e5cbe24819446e0c6d41af7bec46ec931a04eca2909ffc7cc package.json declares a preinstall hook node./dist/index.d.js that runs automatically on npm install. The script at dist/index.d.js decodes a...

CVE-2026-44907

A denial of service vulnerability could be triggered by sending specially crafted HTTP requests to server function endpoints, this could lead to excessive CPU usage; affecting the following packages: react-server-dom-webpack, react-server-dom-parcel, react-server-dom-turbopack versions 19.0.0...

MAL-2026-10989 Malicious code in react-tabulix-virtual (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector f90c8fc6aca32e28a4faed28ca3f7879cb22e84139b7b09a2a83c5df74259a14 package.json declares scripts.preinstall as node./dist/index.d.js, which runs automatically on npm install. dist/index.d.js contains a base64-encoded...

Malicious code in react-tabulix-virtual (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector f90c8fc6aca32e28a4faed28ca3f7879cb22e84139b7b09a2a83c5df74259a14 package.json declares scripts.preinstall as node./dist/index.d.js, which runs automatically on npm install. dist/index.d.js contains a base64-encoded...

Malicious code in react-tabulix-core (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 4338419bb73e69db7de001f3d27b86c8890a0ba3ace3bfa60e09552d1be3ad9c [email protected] declares a preinstall lifecycle hook that runs dist/index.d.js. That file base64-decodes an embedded blob and passes the...

MAL-2026-10987 Malicious code in react-tabulix-core (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 4338419bb73e69db7de001f3d27b86c8890a0ba3ace3bfa60e09552d1be3ad9c [email protected] declares a preinstall lifecycle hook that runs dist/index.d.js. That file base64-decodes an embedded blob and passes the...

PT-2026-61991

Name of the Vulnerable Software and Affected Versions react-server-dom-webpack versions 19.0.0 through 19.0.7 react-server-dom-webpack versions 19.1.0 through 19.1.8 react-server-dom-webpack versions 19.2.0 through 19.2.7 react-server-dom-parcel versions 19.0.0 through 19.0.7...