Hackers Exploit Gravity SMTP WordPress Plugin Bug to Expose API Keys
Threat actors are exploiting a recently patched security flaw impacting Gravity SMTP, a WordPress plugin that's installed on about 100,000 sites. The vulnerability, tracked as CVE-2026-4020 (CVSS score: 5.3), is a medium-severity information disclosure flaw that can allow unauthenticated attackers to extract sensitive data, such as configuration data, API keys, secrets, and OAuth tokens
Sign in to read the full article
Create a free account to access all news, downloads, and community features
Originally published by The Hacker News
Source: https://thehackernews.com/2026/06/hackers-exploit-gravity-smtp-wordpress.html
This article is shared for informational purposes. All rights belong to the original author and publisher. If you are the copyright holder and would like this content removed, please contact us.