POST /IndexNow HTTP/1.1 Content-Type: application/json; charset=utf-8 Host: api.indexnow.com

When a site is compromised through such a vulnerability, the consequences for SEO can be devastating. 1. Spam Link Injection (Link Spamming)

This article breaks down what this vulnerability meant, how it was patched, and what webmasters must do to protect their search visibility. What is "SEO 104 Min Patched"?

If you are affected, or simply strengthening your defenses, follow this checklist: