P2 · MediumSecurity
Links missing noopener
External links without rel=noopener
Code: missing_noopener
Why it matters
External links without rel=noopener. Browsers and users expect sites to be secure. Missing protections expose visitors to data theft, phishing, and loss of trust.
How to fix
Add rel="noopener" to external links with target="_blank"
html<!-- Before -->
<a href="https://external.com" target="_blank">Link</a>
<!-- After -->
<a href="https://external.com" target="_blank" rel="noopener noreferrer">Link</a>Related checks in Security
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