P2 · MediumSecurity

Cookie missing SameSite

Cookie vulnerable to CSRF

Code: cookie_missing_samesite

Why it matters

Cookie vulnerable to CSRF. Browsers and users expect sites to be secure. Missing protections expose visitors to data theft, phishing, and loss of trust.

How to fix

Add SameSite attribute to cookies

http

Set-Cookie: session=value; Secure; HttpOnly; SameSite=Strict; Path=/

<!-- SameSite options: Strict (most secure), Lax (default in modern browsers), None (requires Secure) -->

Related checks in Security

SSL certificate expired

HTTPS certificate has expired

Certificate expiring soon

Certificate expires in < 7 days

Certificate expiring

Certificate expires in < 30 days

No HTTPS redirect

HTTP does not redirect to HTTPS

Mixed content

HTTPS page loads HTTP resources

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