Apple told developers to patch certificates by hand, then macOS 27.2 reverted the patch (emudhra.we-have-a-problem.com)
git, curl and python3 on macOS still trust the compromised eMudhra intermediates, a researcher's test page shows, while Safari and apps on Apple's networking stack are protected. Anyone able to sit on the network path could alter a clone or lift a GitHub token.
Apple's own advice is to re-check after every update.