Latest cybersecurity reporting from selected sources.

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.…

NPM repo hijacked after former worker phished Cryptocurrency wallet maker Ledger says someone slipped malicious code into one of its JavaScript libraries to steal more than half a million dollars from victims.…

Also, US media hit with JavaScript supply chain attack, while half of govt employees use out-of-date mobile OSes in brief A quartet of malware-laden Android apps from a single developer have been caught with malicious code more than once, yet the infected apps remain on Google Play and have collectively been downloaded more than one million times. …