Back to all threats

Shai-Hulud worm returns stronger and more automated than ever before

CyberScoop
Actively Exploited

Summary

The Shai-Hulud worm has emerged as a significant cybersecurity threat, infecting nearly 500 open-source packages and compromising over 26,000 GitHub repositories within a 24-hour period. This incident highlights the increasing automation and strength of self-replicating malware, raising concerns about the security of open-source software ecosystems.

Original Article Summary

Self-replicating malware has infected almost 500 open-source packages, exposing more than 26,000 GitHub repositories in less than 24 hours. The post Shai-Hulud worm returns stronger and more automated than ever before appeared first on CyberScoop.

Impact

Open-source packages on GitHub, affecting repositories across various projects.

In the Wild

Yes

Timeline

Newly disclosed

Remediation

Developers should immediately audit their open-source dependencies for signs of infection and apply security best practices, including updating packages and using tools to monitor for malicious code.

Related Coverage

Attackers launch dual campaign on GlobalProtect portals and SonicWall APIs

Security Affairs

A hacking campaign has been targeting GlobalProtect logins and scanning SonicWall APIs since December 2, 2025. The attack is significant due to its scale, involving over 7,000 IP addresses linked to a German hosting provider, indicating a coordinated effort that poses a serious threat to the security of affected systems.

Dec 6, 2025

Researchers Uncover 30+ Flaws in AI Coding Tools Enabling Data Theft and RCE Attacks

The Hacker News

Over 30 security vulnerabilities have been identified in AI-powered Integrated Development Environments (IDEs), collectively termed IDEsaster. These vulnerabilities combine prompt injection techniques with legitimate features, allowing for potential data exfiltration and remote code execution, posing significant risks to developers and organizations using these tools.

Dec 6, 2025

Your smart home is at risk - 6 ways to protect your devices from attack

Latest news

This article discusses the cybersecurity risks associated with smart home devices and emphasizes the importance of minimizing entry points to enhance security. It highlights the growing concern over vulnerabilities in smart home technology and the potential for unauthorized access and attacks.

Dec 6, 2025

Attackers hit React defect as researchers quibble over proof

CyberScoop

The article discusses a React vulnerability that has been reportedly exploited by attackers, leading to a debate among researchers about the existence of concrete evidence for these attacks. While some researchers claim to have seen proof of concepts demonstrating the exploit, others argue that there is insufficient evidence of actual attacks occurring, complicating the response efforts.

Dec 5, 2025

Barts Health NHS discloses data breach after Oracle zero-day hack

BleepingComputer

Barts Health NHS Trust has reported a data breach involving the Clop ransomware group, which exploited a vulnerability in the Oracle E-business Suite software to steal files from their database. This incident highlights the ongoing risks associated with unpatched software vulnerabilities and the potential for significant data loss in healthcare organizations.

Dec 5, 2025

Zero-Click Agentic Browser Attack Can Delete Entire Google Drive Using Crafted Emails

The Hacker News

A new zero-click attack has been identified that targets the Perplexity Comet browser, allowing malicious emails to delete all contents of a user's Google Drive. This technique exploits the automation capabilities of the browser when connected to Gmail and Google Drive, posing a significant risk to users' data security.

Dec 5, 2025