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400+ Arch Linux AUR Packages Compromised in a Supply Chain Attack Deploying Infostealers
(cybersecuritynews.com)
This is a most excellent place for technology news and articles.
Nah, you're fine the Discord package(https://archlinux.org/packages/extra/x86_64/discord/) is in the official repo and it was not affected at all. The only people who should worry are those using AUR helpers to install packages without checking the PKGBUILD