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Cybersecurity researchers have discovered a new campaign in which a cluster of 108 Google Chrome extensions has been found to communicate with the same command-and-control (C2) infrastructure with the goal of collecting user data and enabling browser-level abuse by injecting ads and arbitrary JavaScript code into every web page visited

More from The Hacker News 14 Apr 2026, 8:35 p.m. Abuse Chrome Command and Control Google JavaScript Research Theft

Finish reading this, then patch A maximum-severity flaw in the widely used JavaScript library React, and several React-based frameworks including Next.js allows unauthenticated, remote attackers to execute malicious code on vulnerable instances. The flaw is easy to abuse, and mass exploitation is "imminent," according to security researchers.…

More from The Register 4 Dec 2025, 10:55 a.m. Abuse Cloud Flaw Framework JavaScript Library Malicious Code Patch Research Unauthenticated Vulnerability

Failure to match metadata with packaged files is perfect for supply chain attacks The npm Public Registry, a database of JavaScript packages, fails to compare npm package manifest data with the archive of files that data describes, creating an opportunity for the installation and execution of malicious files.…

More from The Register 28 Jun 2023, 8:40 a.m. Abuse Database JavaScript Node.js Supply Chain Vulnerability Warning