What is the "Heartbleed vulnerability" check?

P0 · CriticalSecurity

Heartbleed vulnerability

Server is vulnerable to Heartbleed (CVE-2014-0160)

Code: ssl_heartbleed

Why it matters

Server is vulnerable to Heartbleed (CVE-2014-0160). Browsers and users expect sites to be secure. Missing protections expose visitors to data theft, phishing, and loss of trust.

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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