CVE-2024-4290: Jontasc Sailthru Triggermail

High severity, CVSS 7.1. EPSS: 0.4% chance of exploitation in the next 30 days.

The Sailthru Triggermail WordPress plugin through 1.1 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)

Affected products

• Jontasc Sailthru Triggermail: up to and including 1.1

Published 2024-05-21. Last modified 2026-06-17.