VulnCheck KEV: CVE-2026-4020

The Gravity SMTP plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 2.1.4. This is due to a REST API endpoint registered at /wp-json/gravitysmtp/v1/tests/mock-data with a permissioncallback that unconditionally returns true, allowing any...

PT-2026-29181

Name of the Vulnerable Software and Affected Versions Gravity SMTP versions prior to 2.1.5 Description A sensitive information exposure issue exists in the Gravity SMTP plugin for WordPress, potentially impacting over 100,000 websites. The flaw allows unauthenticated attackers to retrieve detaile...