CVE-2026-57740: Acymailing Newsletter Team Acymailing Smtp Newsletter

High severity, CVSS 7.1. EPSS: 0.3% chance of exploitation in the next 30 days.

Missing Authorization vulnerability in AcyMailing Newsletter Team AcyMailing SMTP Newsletter acymailing allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects AcyMailing SMTP Newsletter: from n/a through <= 10.11.1.

Affected products

• Acymailing Newsletter Team Acymailing Smtp Newsletter: up to and including 10.11.1

Published 2026-07-13. Last modified 2026-07-13.