CVE-2026-81783: Mailmunch – Grow Your Email List

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

Subscriber Broken Authentication in MailMunch – Grow your Email List <= 3.2.5 versions.

Affected products

• Mailmunch Mailmunch – Grow Your Email List: up to and including 3.2.5

Published 2026-09-10. Last modified 2026-09-10.