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core-web-vitals

Optimizes Core Web Vitals for improved page experience and search ranking, addressing LCP, INP, and CLS metrics.

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Security score

The core-web-vitals skill was audited on Feb 28, 2026 and we found 9 security issues across 2 threat categories. Review the findings below before installing.

Categories Tested

Security Issues

low line 66

Fetch to external URL

SourceSKILL.md
66fetch('/api/hero-text').then(r => r.json()).then(setHeroText);
low line 170

External URL reference

SourceSKILL.md
170<script src="https://heavy-widget.com/widget.js"></script>
low line 174

External URL reference

SourceSKILL.md
174import('https://heavy-widget.com/widget.js')
low line 262

External URL reference

SourceSKILL.md
262<iframe src="https://ad-network.com/ad"></iframe>
low line 266

External URL reference

SourceSKILL.md
266<iframe src="https://ad-network.com/ad" height="250"></iframe>
low line 271

External URL reference

SourceSKILL.md
271<iframe src="https://youtube.com/embed/..."
low line 438

External URL reference

SourceSKILL.md
438- [web.dev LCP](https://web.dev/articles/lcp)
low line 439

External URL reference

SourceSKILL.md
439- [web.dev INP](https://web.dev/articles/inp)
low line 440

External URL reference

SourceSKILL.md
440- [web.dev CLS](https://web.dev/articles/cls)
Scanned on Feb 28, 2026
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