Remote Code Execution (RCE)

Fugue is vulnerable to Remote Code Execution RCE. The vulnerability is due to unsafe deserialization in the FlaskRPCServer implementation, where the decode function uses cloudpickle.loads on untrusted data, allowing attackers to send malicious serialized objects that execute arbitrary code on the...

Remote Code Execution (RCE)

pdfminer.six is vulnerable to Remote Code Execution RCE. The vulnerability is due to unsafe deserialization in the CMapDB.loaddata function, where pickle.loads processes attacker-controlled pickle.gz files referenced by a malicious PDF, allowing arbitrary code execution when the file is...

Remote Code Execution (RCE)

pyquokka is vulnerable to Remote Code Execution RCE. The vulnerability is due to unsafe deserialization using pickle.loads on untrusted input without validation, which allows an attacker to execute arbitrary code by sending malicious payloads...

Remote Code Execution (RCE)

Keras is vulnerable to Remote Code Execution RCE. The vulnerability is due to improper enforcement of safe deserialization when parsing model configuration, which allows an attacker to craft a malicious model file that disables safe mode and executes arbitrary code during loading...

Denial Of Service (DoS)

react-server-dom-parcel, react-server-dom-turbopack, react-server-dom-webpack, and next.js are vulnerable to Denial-Of-Service DoS vulnerability. The vulnerability is due to unsafe deserialization of payloads sent to React Server Components Server Function endpoints, where a crafted HTTP request...

EUVD-2025-202926

Denial of Service Vulnerability in React Server Components...

New React RSC Vulnerabilities Enable DoS and Source Code Exposure

The React team has released fixes for two new types of flaws in React Server Components RSC that, if successfully exploited, could result in denial-of-service DoS or source code exposure. The team said the issues were found by the security community while attempting to exploit the patches release...

React2Shell Exploitation Escalates into Large-Scale Global Attacks, Forcing Emergency Mitigation

The U.S. Cybersecurity and Infrastructure Security Agency CISA has urged federal agencies to patch the recent React2Shell vulnerability by December 12, 2025, amid reports of widespread exploitation. The critical vulnerability, tracked as CVE-2025-55182 CVSS score: 10.0, affects the React Server...

CVE-2025-67779

It was found that the fix addressing CVE-2025-55184 in React Server Components was incomplete and does not prevent a denial of service attack in a specific case. React Server Components versions 19.0.2, 19.1.3 and 19.2.2 are affected, allowing unsafe deserialization of payloads from HTTP requests...

CVE-2025-67779

It was found that the fix addressing CVE-2025-55184 in React Server Components was incomplete and does not prevent a denial of service attack in a specific case. React Server Components versions 19.0.2, 19.1.3 and 19.2.2 are affected, allowing unsafe deserialization of payloads from HTTP requests...

Deserialization of Untrusted Data

Overview react-server-dom-turbopack is a React Server Components bindings for DOM using Turbopack. This is intended to be integrated into meta-frameworks. It is not intended to be imported directly. Affected versions of this package are vulnerable to Deserialization of Untrusted Data due to unsaf...

CVE-2025-67779

It was found that the fix addressing CVE-2025-55184 in React Server Components was incomplete and does not prevent a denial of service attack in a specific case. React Server Components versions 19.0.2, 19.1.3 and 19.2.2 are affected, allowing unsafe deserialization of payloads from HTTP requests...

CVE-2025-67779

CVE-2025-67779 describes a denial-of-service vulnerability in React Server Components caused by an incomplete fix for unsafe deserialization. The issue allows crafted HTTP payloads to Server Function endpoints to trigger an infinite loop, tying up CPU and potentially making the server unresponsiv...

Deserialization of Untrusted Data

Overview @modern-js/utils is a progressive web framework based on React. Affected versions of this package are vulnerable to Deserialization of Untrusted Data due to unsafe deserialization of payloads from HTTP requests to Server Function endpoints. An attacker can cause the server process to ent...

Deserialization of Untrusted Data

Overview react-server-dom-turbopack is a React Server Components bindings for DOM using Turbopack. This is intended to be integrated into meta-frameworks. It is not intended to be imported directly. Affected versions of this package are vulnerable to Deserialization of Untrusted Data due to unsaf...

EUVD-2025-202877

Denial of Service Vulnerability in React Server Components...

Deserialization of Untrusted Data

Overview react-server-dom-parcel is a React Server Components bindings for DOM using Parcel. This is intended to be integrated into meta-frameworks. It is not intended to be imported directly. Affected versions of this package are vulnerable to Deserialization of Untrusted Data due to unsafe...

Exploit for Deserialization of Untrusted Data in Facebook React

react2shellburp CVE-2025-55182 Burp Suite extension for ide...

Chain Reaction: Attack Campaign Activity in the Aftermath of React Server Components Vulnerability

Introduction and Vulnerability Overview Earlier this month, Imperva published an initial advisory outlining how our customers were protected against the newly disclosed React2Shell vulnerability impacting React Server Components RSC. That post focused on the essentials: a critical flaw arising fr...

CVE-2025-55184

A pre-authentication denial of service vulnerability exists in React Server Components versions 19.0.0, 19.0.1 19.1.0, 19.1.1, 19.1.2, 19.2.0 and 19.2.1, including the following packages: react-server-dom-parcel, react-server-dom-turbopack, and react-server-dom-webpack. The vulnerable code unsafe...