A major supply chain attack occurred when cdn.polyfill.io, a widely-used JavaScript polyfill CDN, was compromised after its acquisition by a Chinese company in 2024, affecting over 100,000 websites th
rough malicious code injection. The incident highlighted the security risks of CDN-hosted polyfills and led to recommendations for stronger security measures and alternative solutions.
Reasons to Read -- Learn:
critical security incident affecting over 100,000 websites, including major companies like Intuit and Hulu, through a compromised JavaScript polyfill CDN that could impact your own web applications.
specific security best practices for protecting against CDN supply chain attacks, including implementing Subresource Integrity (SRI), Content Security Policy (CSP), and using trusted CDN alternatives like Cloudflare's polyfill clone.
how to detect and mitigate similar security issues using Snyk Code's custom rules and VS Code extension, with practical examples of implementing security checks for CDN-sourced JavaScript libraries.
publisher: Developer security | Snyk
SnykVS CodeuBlock Origin
0
What is ReadRelevant.ai?
We scan thousands of websites regularly and create a feed for you that is:
directly relevant to your current or aspired job roles, and
free from repetitive or redundant information.
Why Choose ReadRelevant.ai?
Discover best practices, out-of-box ideas for your role
Introduce new tools at work, decrease costs & complexity
Become the go-to person for cutting-edge solutions
Increase your productivity & problem-solving skills
Spark creativity and drive innovation in your work