Attackers are exploiting CVE-2026-4020 in Gravity SMTP to leak API keys, OAuth tokens, and system data from WordPress sites.
Gravity SMTP WordPress vulnerability CVE-2026-4020 has drawn 17 million automated exploit attempts since May 2026, draining ...
Wordfence has blocked 17M+ exploit attempts targeting a Gravity SMTP bug that leaks API keys, OAuth tokens, and full system reports without authentication.
Learn how to use an AI agent to sort emails, automate your inbox, and save time with simple tools and step-by-step instructions.
* SRP: This class has ONE job — send email notifications. Nothing else. * It doesn't handle SMS, doesn't manage a database, doesn't log events.
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