CVE-2026-4020 Gravity SMTP <= 2.1.4 - Unauthenticated Sensitive Information Exposure via REST API

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...

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...

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...

CVE-2025-12192 The Events Calendar <= 6.15.9 - Sysinfo Key Incorrect Comparison to Unauthenticated Sensitive Information Exposure

The Events Calendar plugin for WordPress is vulnerable to information disclosure in versions up to, and including, 6.15.9. The sysinfo REST endpoint compares the provided key to the stored opt-in key using a loose comparison, allowing unauthenticated attackers to send a boolean value and obtain t...