I have tested every major backlink API provider in the game. Here is my senior-level breakdown of the best backlink API options for white/gray-hat pros.

Wordfence has blocked 17M+ exploit attempts targeting a Gravity SMTP bug that leaks API keys, OAuth tokens, and full system reports without authentication.

Attackers are exploiting CVE-2026-4020 in Gravity SMTP to leak API keys, OAuth tokens, and system data from WordPress sites.

Hackers are exploiting a vulnerability in the Gravity SMTP WordPress plugin to extract configuration data, including API keys ...

Gravity SMTP WordPress vulnerability CVE-2026-4020 has drawn 17 million automated exploit attempts since May 2026, draining ...

Cybersecurity researchers have flagged two malicious cyber campaigns that exhibit similarities with a persistent North Korean threat cluster known as Contagious Interview (aka Famous Chollima, ...

"Description": "When using the Apache JServ Protocol (AJP), care must be taken when trusting incoming connections to Apache Tomcat. Tomcat treats AJP connections as having higher trust than, for ...

"Description": "<p>Pentaho Business Analytics is a business analysis platform that enables you to safely access, integrate, operate, visualize and analyze big data assets.</p><p>A verified ...