Polyfill.io, a JavaScript library that nullifies differences between web browser versions, was infected with malware and used in supply chain attacks after the project owner changed in February 2024, ...

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Domain registrar Namecheap has suspended the domain of Polyfill.io, a JavaScript library that was found to be infected with malware. Namecheap Takes Down Polyfill.io ...

A domain that more than 100,000 websites use to deliver JavaScript code is now being used as a conduit for a Web supply chain attack that uses dynamically generated payloads, redirects users to ...

In context: Polyfills are snippets of JavaScript code that provide modern features on older web browsers. There's nothing wrong with polyfills per se, but miscreants and cyber-criminals can easily ...