React2Shell: In-the-Wild Exploitation Expected for Critical React Vulnerability

SecurityWeek

December 4, 2025 at 10:06 AM

Actively Exploited

Overview

The article discusses a critical vulnerability in React, identified as CVE-2025-55182, which affects only instances utilizing a newer feature. The researcher warns that exploitation of this vulnerability is expected in the wild, emphasizing the urgency for affected users to take action.

Key Takeaways

Active Exploitation: This vulnerability is being actively exploited by attackers. Immediate action is recommended.
Affected Systems: React instances using the newer feature associated with CVE-2025-55182.
Action Required: Users of affected React instances should review their implementations of the newer feature and apply any available security patches or updates from React's official repository.
Timeline: Newly disclosed

Original Article Summary

A researcher has pointed out that only instances using a newer feature are impacted by CVE-2025-55182. The post React2Shell: In-the-Wild Exploitation Expected for Critical React Vulnerability appeared first on SecurityWeek.

Impact

React instances using the newer feature associated with CVE-2025-55182.

Exploitation Status

This vulnerability is confirmed to be actively exploited by attackers in real-world attacks. Organizations should prioritize patching or implementing workarounds immediately.

Timeline

Newly disclosed

Remediation

Users of affected React instances should review their implementations of the newer feature and apply any available security patches or updates from React's official repository. Additionally, it is advisable to implement security best practices such as input validation and access controls to mitigate potential exploitation.

Additional Information

This threat intelligence is aggregated from trusted cybersecurity sources. For the most up-to-date information, technical details, and official vendor guidance, please refer to the original article linked below.

Related Topics: This incident relates to CVE, Vulnerability, Critical.

Read Original Article

Related Coverage

FTC bans GM from selling drivers' location data for five years

BleepingComputer

The Federal Trade Commission (FTC) has reached an agreement with General Motors (GM) after charging the company with improperly collecting and selling the location and driving data of millions of drivers without their consent. This order prohibits GM from selling this data for five years, ensuring that drivers' privacy is better protected moving forward. The FTC's action underscores the importance of consumer consent in the collection of personal data, especially in an era where location tracking is prevalent in vehicles. The settlement aims to hold GM accountable for its practices and serves as a warning to other companies about the need to respect consumer privacy rights. Millions of drivers who use GM vehicles are affected by this decision, which seeks to restore trust in how their data is handled.

Jan 15, 2026

Lumen disrupts AISURU and Kimwolf botnet by blocking over 550 C2 servers

Security Affairs

Lumen's Black Lotus Labs has successfully disrupted a significant portion of the AISURU and Kimwolf botnet by blocking over 550 command-and-control (C2) servers. This botnet is notorious for facilitating DDoS attacks and proxy abuse, acting as a DDoS-for-hire service that has been used to target various organizations. By taking these C2 servers offline, Lumen aims to reduce the operational capabilities of this botnet, which has been a persistent problem for cybersecurity professionals. The disruption not only impacts the botnet operators but also helps protect potential victims from being targeted in future attacks. This action underscores the ongoing battle against cybercrime and highlights the importance of proactive measures in cybersecurity.

Jan 15, 2026

Palo Alto Networks warns of DoS bug letting hackers disable firewalls

BleepingComputer

Palo Alto Networks has released a patch for a serious vulnerability that could enable attackers to conduct denial-of-service (DoS) attacks, effectively disabling firewall protections. This flaw allows unauthenticated individuals to exploit the vulnerability, raising concerns for organizations relying on Palo Alto's security products. The ability to disable firewalls poses significant risks, as it could lead to unauthorized access and data breaches. Companies using affected products are urged to apply the patch immediately to safeguard their networks. This incident serves as a reminder of the ongoing challenges in maintaining cybersecurity defenses against evolving threats.

Jan 15, 2026

Palo Alto Fixes GlobalProtect DoS Flaw That Can Crash Firewalls Without Login

The Hacker News

Palo Alto Networks has addressed a serious vulnerability in its GlobalProtect Gateway and Portal software, identified as CVE-2026-0227, which carries a CVSS score of 7.7. This flaw allows for a denial-of-service (DoS) condition that can crash firewalls without requiring user authentication. A proof-of-concept exploit for this vulnerability is already available, raising concerns about its potential impact on organizations using these systems. Companies utilizing GlobalProtect PAN-OS software should promptly apply the security updates released by Palo Alto to safeguard their networks. Failure to address this vulnerability could leave systems open to disruptions, affecting overall network availability.

Jan 15, 2026

China bans U.S. and Israeli cybersecurity software over security concerns

Security Affairs

China has ordered domestic companies to cease using cybersecurity software from over a dozen U.S. and Israeli firms due to concerns about national security. This move comes amid escalating tensions between China and the U.S. regarding technology and trade, particularly in the semiconductor sector. The ban affects various cybersecurity solutions that many Chinese companies rely on to protect their networks and data. By restricting these foreign products, China aims to bolster its own cybersecurity infrastructure and reduce dependency on foreign technology. This decision could have significant implications for international cybersecurity firms and may lead to further divisions in the global tech landscape.

Jan 15, 2026

Microsoft disrupts massive RedVDS cybercrime virtual desktop service

BleepingComputer

Microsoft has successfully disrupted RedVDS, a significant cybercrime platform that has been linked to approximately $40 million in losses reported in the U.S. since March 2025. The platform was known for offering a virtual desktop service that criminals used to conduct various illegal activities. This disruption is a major step in combating cybercrime, as it not only targets the infrastructure used by attackers but also aims to deter future criminal operations. The impact of RedVDS has been felt widely, affecting numerous victims who have suffered financial losses due to the platform's activities. By taking action against RedVDS, Microsoft is contributing to a broader effort to enhance cybersecurity and protect individuals and businesses from ongoing threats.

Jan 15, 2026