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Bizarre Bug Parade: Real-Life JavaScript Bugs That Shocked Developers
A tour of strange, real-world JavaScript bugs - why they happened, how they were fixed, and the concrete rules you can apply to avoid the same surprises in your codebase.

A tour of strange, real-world JavaScript bugs - why they happened, how they were fixed, and the concrete rules you can apply to avoid the same surprises in your codebase.
High-profile incidents involving JavaScript-ranging from self-propagating XSS worms to supply-chain malware and third‑party script skimmers-offer urgent lessons for modern web developers. This article analyzes notable breaches, explains what went wrong, and gives a practical security checklist for preventing similar failures.