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

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

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

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

What happened Threat actors are actively exploiting an unauthenticated information disclosure vulnerability in the Gravity SMTP WordPress plugin, which is installed on more than 100,000 WordPress ...

OpenAI API costs can spiral when agents run wild. Here's how to set spend limits, enable hard caps, and avoid surprise AI ...